6687980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 15664320

約数和(自身を除く): 8976340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 887, 1508, 1774, 1885, 3548, 3770, 4435, 7540, 8870, 11531, 17740, 23062, 25723, 46124, 51446, 57655, 102892, 115310, 128615, 230620, 257230, 334399, 514460, 668798, 1337596, 1671995, 3343990, 6687980]

約数ペア:

[(1, 6687980), (2, 3343990), (4, 1671995), (5, 1337596), (10, 668798), (13, 514460), (20, 334399), (26, 257230), (29, 230620), (52, 128615), (58, 115310), (65, 102892), (116, 57655), (130, 51446), (145, 46124), (260, 25723), (290, 23062), (377, 17740), (580, 11531), (754, 8870), (887, 7540), (1508, 4435), (1774, 3770), (1885, 3548)]