14981980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 35068320

約数和(自身を除く): 20086340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 1987, 3770, 3974, 7540, 7948, 9935, 19870, 25831, 39740, 51662, 57623, 103324, 115246, 129155, 230492, 258310, 288115, 516620, 576230, 749099, 1152460, 1498198, 2996396, 3745495, 7490990, 14981980]

約数ペア:

[(1, 14981980), (2, 7490990), (4, 3745495), (5, 2996396), (10, 1498198), (13, 1152460), (20, 749099), (26, 576230), (29, 516620), (52, 288115), (58, 258310), (65, 230492), (116, 129155), (130, 115246), (145, 103324), (260, 57623), (290, 51662), (377, 39740), (580, 25831), (754, 19870), (1508, 9935), (1885, 7948), (1987, 7540), (3770, 3974)]