40531270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{827}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 81822960

約数和(自身を除く): 41291690

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 338, 377, 754, 827, 845, 1654, 1690, 1885, 3770, 4135, 4901, 8270, 9802, 10751, 21502, 23983, 24505, 47966, 49010, 53755, 107510, 119915, 139763, 239830, 279526, 311779, 623558, 698815, 1397630, 1558895, 3117790, 4053127, 8106254, 20265635, 40531270]

約数ペア:

[(1, 40531270), (2, 20265635), (5, 8106254), (10, 4053127), (13, 3117790), (26, 1558895), (29, 1397630), (58, 698815), (65, 623558), (130, 311779), (145, 279526), (169, 239830), (290, 139763), (338, 119915), (377, 107510), (754, 53755), (827, 49010), (845, 47966), (1654, 24505), (1690, 23983), (1885, 21502), (3770, 10751), (4135, 9802), (4901, 8270)]