4021221380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{42409}}^1$

素因数の和:42860

約数の個数: 48

約数和(自身を含む): 9233844480

約数和(自身を除く): 5212623100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 431, 862, 1724, 2155, 4310, 4741, 8620, 9482, 18964, 23705, 42409, 47410, 84818, 94820, 169636, 212045, 424090, 466499, 848180, 932998, 1865996, 2332495, 4664990, 9329980, 18278279, 36556558, 73113116, 91391395, 182782790, 201061069, 365565580, 402122138, 804244276, 1005305345, 2010610690, 4021221380]

約数ペア:

[(1, 4021221380), (2, 2010610690), (4, 1005305345), (5, 804244276), (10, 402122138), (11, 365565580), (20, 201061069), (22, 182782790), (44, 91391395), (55, 73113116), (110, 36556558), (220, 18278279), (431, 9329980), (862, 4664990), (1724, 2332495), (2155, 1865996), (4310, 932998), (4741, 848180), (8620, 466499), (9482, 424090), (18964, 212045), (23705, 169636), (42409, 94820), (47410, 84818)]