4000948

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 8259300

約数和(自身を除く): 4258352

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 149, 196, 274, 298, 548, 596, 959, 1043, 1918, 2086, 3836, 4172, 6713, 7301, 13426, 14602, 20413, 26852, 29204, 40826, 81652, 142891, 285782, 571564, 1000237, 2000474, 4000948]

約数ペア:

[(1, 4000948), (2, 2000474), (4, 1000237), (7, 571564), (14, 285782), (28, 142891), (49, 81652), (98, 40826), (137, 29204), (149, 26852), (196, 20413), (274, 14602), (298, 13426), (548, 7301), (596, 6713), (959, 4172), (1043, 3836), (1918, 2086)]