40656388

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 72606240

約数和(自身を除く): 31949852

約数列:

[1, 2, 4, 83, 139, 166, 278, 332, 556, 881, 1762, 3524, 11537, 23074, 46148, 73123, 122459, 146246, 244918, 292492, 489836, 10164097, 20328194, 40656388]

約数ペア:

[(1, 40656388), (2, 20328194), (4, 10164097), (83, 489836), (139, 292492), (166, 244918), (278, 146246), (332, 122459), (556, 73123), (881, 46148), (1762, 23074), (3524, 11537)]