20437110

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1139

約数の個数: 80

約数和(自身を含む): 57394656

約数和(自身を除く): 36957546

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 621, 690, 810, 1035, 1097, 1242, 1863, 2070, 2194, 3105, 3291, 3726, 5485, 6210, 6582, 9315, 9873, 10970, 16455, 18630, 19746, 25231, 29619, 32910, 49365, 50462, 59238, 75693, 88857, 98730, 126155, 148095, 151386, 177714, 227079, 252310, 296190, 378465, 444285, 454158, 681237, 756930, 888570, 1135395, 1362474, 2043711, 2270790, 3406185, 4087422, 6812370, 10218555, 20437110]

約数ペア:

[(1, 20437110), (2, 10218555), (3, 6812370), (5, 4087422), (6, 3406185), (9, 2270790), (10, 2043711), (15, 1362474), (18, 1135395), (23, 888570), (27, 756930), (30, 681237), (45, 454158), (46, 444285), (54, 378465), (69, 296190), (81, 252310), (90, 227079), (115, 177714), (135, 151386), (138, 148095), (162, 126155), (207, 98730), (230, 88857), (270, 75693), (345, 59238), (405, 50462), (414, 49365), (621, 32910), (690, 29619), (810, 25231), (1035, 19746), (1097, 18630), (1242, 16455), (1863, 10970), (2070, 9873), (2194, 9315), (3105, 6582), (3291, 6210), (3726, 5485)]