87044020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11731}}^1$

素因数の和:11800

約数の個数: 48

約数和(自身を含む): 212865408

約数和(自身を除く): 125821388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 11731, 23462, 46924, 58655, 82117, 117310, 164234, 234620, 328468, 410585, 621743, 821170, 1243486, 1642340, 2486972, 3108715, 4352201, 6217430, 8704402, 12434860, 17408804, 21761005, 43522010, 87044020]

約数ペア:

[(1, 87044020), (2, 43522010), (4, 21761005), (5, 17408804), (7, 12434860), (10, 8704402), (14, 6217430), (20, 4352201), (28, 3108715), (35, 2486972), (53, 1642340), (70, 1243486), (106, 821170), (140, 621743), (212, 410585), (265, 328468), (371, 234620), (530, 164234), (742, 117310), (1060, 82117), (1484, 58655), (1855, 46924), (3710, 23462), (7420, 11731)]