40428170

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 75081600

約数和(自身を除く): 34653430

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 298, 430, 631, 745, 1262, 1490, 3155, 6310, 6407, 12814, 27133, 32035, 54266, 64070, 94019, 135665, 188038, 271330, 470095, 940190, 4042817, 8085634, 20214085, 40428170]

約数ペア:

[(1, 40428170), (2, 20214085), (5, 8085634), (10, 4042817), (43, 940190), (86, 470095), (149, 271330), (215, 188038), (298, 135665), (430, 94019), (631, 64070), (745, 54266), (1262, 32035), (1490, 27133), (3155, 12814), (6310, 6407)]