20030340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 64350720

約数和(自身を除く): 44320380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 89, 93, 110, 121, 124, 132, 155, 165, 178, 186, 220, 242, 267, 310, 330, 341, 356, 363, 372, 445, 465, 484, 534, 605, 620, 660, 682, 726, 890, 930, 979, 1023, 1068, 1210, 1335, 1364, 1452, 1705, 1780, 1815, 1860, 1958, 2046, 2420, 2670, 2759, 2937, 3410, 3630, 3751, 3916, 4092, 4895, 5115, 5340, 5518, 5874, 6820, 7260, 7502, 8277, 9790, 10230, 10769, 11036, 11253, 11748, 13795, 14685, 15004, 16554, 18755, 19580, 20460, 21538, 22506, 27590, 29370, 30349, 32307, 33108, 37510, 41385, 43076, 45012, 53845, 55180, 56265, 58740, 60698, 64614, 75020, 82770, 91047, 107690, 112530, 121396, 129228, 151745, 161535, 165540, 182094, 215380, 225060, 303490, 323070, 333839, 364188, 455235, 606980, 646140, 667678, 910470, 1001517, 1335356, 1669195, 1820940, 2003034, 3338390, 4006068, 5007585, 6676780, 10015170, 20030340]

約数ペア:

[(1, 20030340), (2, 10015170), (3, 6676780), (4, 5007585), (5, 4006068), (6, 3338390), (10, 2003034), (11, 1820940), (12, 1669195), (15, 1335356), (20, 1001517), (22, 910470), (30, 667678), (31, 646140), (33, 606980), (44, 455235), (55, 364188), (60, 333839), (62, 323070), (66, 303490), (89, 225060), (93, 215380), (110, 182094), (121, 165540), (124, 161535), (132, 151745), (155, 129228), (165, 121396), (178, 112530), (186, 107690), (220, 91047), (242, 82770), (267, 75020), (310, 64614), (330, 60698), (341, 58740), (356, 56265), (363, 55180), (372, 53845), (445, 45012), (465, 43076), (484, 41385), (534, 37510), (605, 33108), (620, 32307), (660, 30349), (682, 29370), (726, 27590), (890, 22506), (930, 21538), (979, 20460), (1023, 19580), (1068, 18755), (1210, 16554), (1335, 15004), (1364, 14685), (1452, 13795), (1705, 11748), (1780, 11253), (1815, 11036), (1860, 10769), (1958, 10230), (2046, 9790), (2420, 8277), (2670, 7502), (2759, 7260), (2937, 6820), (3410, 5874), (3630, 5518), (3751, 5340), (3916, 5115), (4092, 4895)]