20193474620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:1012

約数の個数: 144

約数和(自身を含む): 47626146624

約数和(自身を除く): 27432672004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 121, 146, 151, 220, 242, 292, 302, 365, 484, 604, 605, 730, 755, 757, 803, 1210, 1460, 1510, 1514, 1606, 1661, 2420, 3020, 3028, 3212, 3322, 3785, 4015, 6644, 7570, 8030, 8305, 8327, 8833, 11023, 15140, 16060, 16610, 16654, 17666, 18271, 22046, 33220, 33308, 35332, 36542, 41635, 44092, 44165, 55115, 55261, 73084, 83270, 88330, 91355, 91597, 110230, 110522, 114307, 121253, 166540, 176660, 182710, 183194, 220460, 221044, 228614, 242506, 276305, 365420, 366388, 457228, 457985, 485012, 552610, 571535, 606265, 607871, 915970, 1105220, 1143070, 1212530, 1215742, 1257377, 1333783, 1831940, 2286140, 2425060, 2431484, 2514754, 2667566, 3039355, 5029508, 5335132, 6078710, 6286885, 6668915, 6686581, 8344411, 12157420, 12573770, 13337830, 13373162, 13831147, 16688822, 25147540, 26675660, 26746324, 27662294, 33377644, 33432905, 41722055, 55324588, 66865810, 69155735, 83444110, 91788521, 133731620, 138311470, 166888220, 183577042, 276622940, 367154084, 458942605, 917885210, 1009673731, 1835770420, 2019347462, 4038694924, 5048368655, 10096737310, 20193474620]

約数ペア:

[(1, 20193474620), (2, 10096737310), (4, 5048368655), (5, 4038694924), (10, 2019347462), (11, 1835770420), (20, 1009673731), (22, 917885210), (44, 458942605), (55, 367154084), (73, 276622940), (110, 183577042), (121, 166888220), (146, 138311470), (151, 133731620), (220, 91788521), (242, 83444110), (292, 69155735), (302, 66865810), (365, 55324588), (484, 41722055), (604, 33432905), (605, 33377644), (730, 27662294), (755, 26746324), (757, 26675660), (803, 25147540), (1210, 16688822), (1460, 13831147), (1510, 13373162), (1514, 13337830), (1606, 12573770), (1661, 12157420), (2420, 8344411), (3020, 6686581), (3028, 6668915), (3212, 6286885), (3322, 6078710), (3785, 5335132), (4015, 5029508), (6644, 3039355), (7570, 2667566), (8030, 2514754), (8305, 2431484), (8327, 2425060), (8833, 2286140), (11023, 1831940), (15140, 1333783), (16060, 1257377), (16610, 1215742), (16654, 1212530), (17666, 1143070), (18271, 1105220), (22046, 915970), (33220, 607871), (33308, 606265), (35332, 571535), (36542, 552610), (41635, 485012), (44092, 457985), (44165, 457228), (55115, 366388), (55261, 365420), (73084, 276305), (83270, 242506), (88330, 228614), (91355, 221044), (91597, 220460), (110230, 183194), (110522, 182710), (114307, 176660), (121253, 166540)]