4949175620

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{6427}}^1$

素因数の和:6852

約数の個数: 48

約数和(自身を含む): 10507465920

約数和(自身を除く): 5558290300

約数列:

[1, 2, 4, 5, 10, 20, 139, 277, 278, 554, 556, 695, 1108, 1385, 1390, 2770, 2780, 5540, 6427, 12854, 25708, 32135, 38503, 64270, 77006, 128540, 154012, 192515, 385030, 770060, 893353, 1780279, 1786706, 3560558, 3573412, 4466765, 7121116, 8901395, 8933530, 17802790, 17867060, 35605580, 247458781, 494917562, 989835124, 1237293905, 2474587810, 4949175620]

約数ペア:

[(1, 4949175620), (2, 2474587810), (4, 1237293905), (5, 989835124), (10, 494917562), (20, 247458781), (139, 35605580), (277, 17867060), (278, 17802790), (554, 8933530), (556, 8901395), (695, 7121116), (1108, 4466765), (1385, 3573412), (1390, 3560558), (2770, 1786706), (2780, 1780279), (5540, 893353), (6427, 770060), (12854, 385030), (25708, 192515), (32135, 154012), (38503, 128540), (64270, 77006)]