2018281970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 4160471040

約数和(自身を除く): 2142189070

約数列:

[1, 2, 5, 10, 23, 29, 31, 43, 46, 58, 62, 86, 115, 145, 155, 215, 227, 230, 290, 310, 430, 454, 667, 713, 899, 989, 1135, 1247, 1333, 1334, 1426, 1798, 1978, 2270, 2494, 2666, 3335, 3565, 4495, 4945, 5221, 6235, 6583, 6665, 6670, 7037, 7130, 8990, 9761, 9890, 10442, 12470, 13166, 13330, 14074, 19522, 20677, 26105, 28681, 30659, 32915, 35185, 38657, 41354, 48805, 52210, 57362, 61318, 65830, 70370, 77314, 97610, 103385, 143405, 151409, 153295, 161851, 193285, 204073, 206770, 224503, 283069, 286810, 302591, 302818, 306590, 323702, 386570, 408146, 449006, 566138, 605182, 757045, 809255, 889111, 1020365, 1122515, 1415345, 1512955, 1514090, 1618510, 1778222, 2040730, 2245030, 2830690, 3025910, 4445555, 4693679, 6510587, 6959593, 8775139, 8891110, 9387358, 13021174, 13919186, 17550278, 23468395, 32552935, 34797965, 43875695, 46936790, 65105870, 69595930, 87751390, 201828197, 403656394, 1009140985, 2018281970]

約数ペア:

[(1, 2018281970), (2, 1009140985), (5, 403656394), (10, 201828197), (23, 87751390), (29, 69595930), (31, 65105870), (43, 46936790), (46, 43875695), (58, 34797965), (62, 32552935), (86, 23468395), (115, 17550278), (145, 13919186), (155, 13021174), (215, 9387358), (227, 8891110), (230, 8775139), (290, 6959593), (310, 6510587), (430, 4693679), (454, 4445555), (667, 3025910), (713, 2830690), (899, 2245030), (989, 2040730), (1135, 1778222), (1247, 1618510), (1333, 1514090), (1334, 1512955), (1426, 1415345), (1798, 1122515), (1978, 1020365), (2270, 889111), (2494, 809255), (2666, 757045), (3335, 605182), (3565, 566138), (4495, 449006), (4945, 408146), (5221, 386570), (6235, 323702), (6583, 306590), (6665, 302818), (6670, 302591), (7037, 286810), (7130, 283069), (8990, 224503), (9761, 206770), (9890, 204073), (10442, 193285), (12470, 161851), (13166, 153295), (13330, 151409), (14074, 143405), (19522, 103385), (20677, 97610), (26105, 77314), (28681, 70370), (30659, 65830), (32915, 61318), (35185, 57362), (38657, 52210), (41354, 48805)]