3995420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 10010112

約数和(自身を除く): 6014692

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 127, 130, 143, 220, 242, 254, 260, 286, 484, 508, 572, 605, 635, 715, 1210, 1270, 1397, 1430, 1573, 1651, 2420, 2540, 2794, 2860, 3146, 3302, 5588, 6292, 6604, 6985, 7865, 8255, 13970, 15367, 15730, 16510, 18161, 27940, 30734, 31460, 33020, 36322, 61468, 72644, 76835, 90805, 153670, 181610, 199771, 307340, 363220, 399542, 799084, 998855, 1997710, 3995420]

約数ペア:

[(1, 3995420), (2, 1997710), (4, 998855), (5, 799084), (10, 399542), (11, 363220), (13, 307340), (20, 199771), (22, 181610), (26, 153670), (44, 90805), (52, 76835), (55, 72644), (65, 61468), (110, 36322), (121, 33020), (127, 31460), (130, 30734), (143, 27940), (220, 18161), (242, 16510), (254, 15730), (260, 15367), (286, 13970), (484, 8255), (508, 7865), (572, 6985), (605, 6604), (635, 6292), (715, 5588), (1210, 3302), (1270, 3146), (1397, 2860), (1430, 2794), (1573, 2540), (1651, 2420)]