1320125044

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{1153}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 2674916608

約数和(自身を除く): 1354791564

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 397, 412, 721, 794, 1153, 1442, 1588, 2306, 2779, 2884, 4612, 5558, 8071, 11116, 16142, 32284, 40891, 81782, 118759, 163564, 237518, 286237, 457741, 475036, 572474, 831313, 915482, 1144948, 1662626, 1830964, 3204187, 3325252, 6408374, 12816748, 47147323, 94294646, 188589292, 330031261, 660062522, 1320125044]

約数ペア:

[(1, 1320125044), (2, 660062522), (4, 330031261), (7, 188589292), (14, 94294646), (28, 47147323), (103, 12816748), (206, 6408374), (397, 3325252), (412, 3204187), (721, 1830964), (794, 1662626), (1153, 1144948), (1442, 915482), (1588, 831313), (2306, 572474), (2779, 475036), (2884, 457741), (4612, 286237), (5558, 237518), (8071, 163564), (11116, 118759), (16142, 81782), (32284, 40891)]