40766780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1511}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 91445760

約数和(自身を除く): 50678980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 1511, 2698, 3022, 5396, 6044, 6745, 7555, 13490, 15110, 26980, 28709, 30220, 57418, 107281, 114836, 143545, 214562, 287090, 429124, 536405, 574180, 1072810, 2038339, 2145620, 4076678, 8153356, 10191695, 20383390, 40766780]

約数ペア:

[(1, 40766780), (2, 20383390), (4, 10191695), (5, 8153356), (10, 4076678), (19, 2145620), (20, 2038339), (38, 1072810), (71, 574180), (76, 536405), (95, 429124), (142, 287090), (190, 214562), (284, 143545), (355, 114836), (380, 107281), (710, 57418), (1349, 30220), (1420, 28709), (1511, 26980), (2698, 15110), (3022, 13490), (5396, 7555), (6044, 6745)]