63971380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2879}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 148055040

約数和(自身を除く): 84083660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2879, 4444, 5555, 5758, 11110, 11516, 14395, 22220, 28790, 31669, 57580, 63338, 126676, 158345, 290779, 316690, 581558, 633380, 1163116, 1453895, 2907790, 3198569, 5815580, 6397138, 12794276, 15992845, 31985690, 63971380]

約数ペア:

[(1, 63971380), (2, 31985690), (4, 15992845), (5, 12794276), (10, 6397138), (11, 5815580), (20, 3198569), (22, 2907790), (44, 1453895), (55, 1163116), (101, 633380), (110, 581558), (202, 316690), (220, 290779), (404, 158345), (505, 126676), (1010, 63338), (1111, 57580), (2020, 31669), (2222, 28790), (2879, 22220), (4444, 14395), (5555, 11516), (5758, 11110)]