88406920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{315739}}^1$

素因数の和:315757

約数の個数: 32

約数和(自身を含む): 227332800

約数和(自身を除く): 138925880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 315739, 631478, 1262956, 1578695, 2210173, 2525912, 3157390, 4420346, 6314780, 8840692, 11050865, 12629560, 17681384, 22101730, 44203460, 88406920]

約数ペア:

[(1, 88406920), (2, 44203460), (4, 22101730), (5, 17681384), (7, 12629560), (8, 11050865), (10, 8840692), (14, 6314780), (20, 4420346), (28, 3157390), (35, 2525912), (40, 2210173), (56, 1578695), (70, 1262956), (140, 631478), (280, 315739)]