3945700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 9936864

約数和(自身を除く): 5991164

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 211, 220, 275, 340, 374, 422, 425, 550, 748, 844, 850, 935, 1055, 1100, 1700, 1870, 2110, 2321, 3587, 3740, 4220, 4642, 4675, 5275, 7174, 9284, 9350, 10550, 11605, 14348, 17935, 18700, 21100, 23210, 35870, 39457, 46420, 58025, 71740, 78914, 89675, 116050, 157828, 179350, 197285, 232100, 358700, 394570, 789140, 986425, 1972850, 3945700]

約数ペア:

[(1, 3945700), (2, 1972850), (4, 986425), (5, 789140), (10, 394570), (11, 358700), (17, 232100), (20, 197285), (22, 179350), (25, 157828), (34, 116050), (44, 89675), (50, 78914), (55, 71740), (68, 58025), (85, 46420), (100, 39457), (110, 35870), (170, 23210), (187, 21100), (211, 18700), (220, 17935), (275, 14348), (340, 11605), (374, 10550), (422, 9350), (425, 9284), (550, 7174), (748, 5275), (844, 4675), (850, 4642), (935, 4220), (1055, 3740), (1100, 3587), (1700, 2321), (1870, 2110)]