227197160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79999}}^1$

素因数の和:80081

約数の個数: 32

約数和(自身を含む): 518400000

約数和(自身を除く): 291202840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 79999, 159998, 319996, 399995, 639992, 799990, 1599980, 3199960, 5679929, 11359858, 22719716, 28399645, 45439432, 56799290, 113598580, 227197160]

約数ペア:

[(1, 227197160), (2, 113598580), (4, 56799290), (5, 45439432), (8, 28399645), (10, 22719716), (20, 11359858), (40, 5679929), (71, 3199960), (142, 1599980), (284, 799990), (355, 639992), (568, 399995), (710, 319996), (1420, 159998), (2840, 79999)]