40285570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{719}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 78382080

約数和(自身を除く): 38096510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 431, 719, 862, 1438, 2155, 3595, 4310, 5603, 7190, 9347, 11206, 18694, 28015, 46735, 56030, 93470, 309889, 619778, 1549445, 3098890, 4028557, 8057114, 20142785, 40285570]

約数ペア:

[(1, 40285570), (2, 20142785), (5, 8057114), (10, 4028557), (13, 3098890), (26, 1549445), (65, 619778), (130, 309889), (431, 93470), (719, 56030), (862, 46735), (1438, 28015), (2155, 18694), (3595, 11206), (4310, 9347), (5603, 7190)]