40238870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{911}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 82999296

約数和(自身を除く): 42760426

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 631, 911, 1262, 1822, 3155, 4417, 4555, 6310, 6377, 8834, 9110, 12754, 22085, 31885, 44170, 63770, 574841, 1149682, 2874205, 4023887, 5748410, 8047774, 20119435, 40238870]

約数ペア:

[(1, 40238870), (2, 20119435), (5, 8047774), (7, 5748410), (10, 4023887), (14, 2874205), (35, 1149682), (70, 574841), (631, 63770), (911, 44170), (1262, 31885), (1822, 22085), (3155, 12754), (4417, 9110), (4555, 8834), (6310, 6377)]