2913234020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1\times {\mathrm{3539}}^1$

素因数の和:4148

約数の個数: 48

約数和(自身を含む): 6208876800

約数和(自身を除く): 3295642780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 521, 790, 1042, 1580, 2084, 2605, 3539, 5210, 7078, 10420, 14156, 17695, 35390, 41159, 70780, 82318, 164636, 205795, 279581, 411590, 559162, 823180, 1118324, 1397905, 1843819, 2795810, 3687638, 5591620, 7375276, 9219095, 18438190, 36876380, 145661701, 291323402, 582646804, 728308505, 1456617010, 2913234020]

約数ペア:

[(1, 2913234020), (2, 1456617010), (4, 728308505), (5, 582646804), (10, 291323402), (20, 145661701), (79, 36876380), (158, 18438190), (316, 9219095), (395, 7375276), (521, 5591620), (790, 3687638), (1042, 2795810), (1580, 1843819), (2084, 1397905), (2605, 1118324), (3539, 823180), (5210, 559162), (7078, 411590), (10420, 279581), (14156, 205795), (17695, 164636), (35390, 82318), (41159, 70780)]