624389620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{2633}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 1338156288

約数和(自身を除く): 713766668

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 167, 284, 334, 355, 668, 710, 835, 1420, 1670, 2633, 3340, 5266, 10532, 11857, 13165, 23714, 26330, 47428, 52660, 59285, 118570, 186943, 237140, 373886, 439711, 747772, 879422, 934715, 1758844, 1869430, 2198555, 3738860, 4397110, 8794220, 31219481, 62438962, 124877924, 156097405, 312194810, 624389620]

約数ペア:

[(1, 624389620), (2, 312194810), (4, 156097405), (5, 124877924), (10, 62438962), (20, 31219481), (71, 8794220), (142, 4397110), (167, 3738860), (284, 2198555), (334, 1869430), (355, 1758844), (668, 934715), (710, 879422), (835, 747772), (1420, 439711), (1670, 373886), (2633, 237140), (3340, 186943), (5266, 118570), (10532, 59285), (11857, 52660), (13165, 47428), (23714, 26330)]