40325740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22157}}^1$

素因数の和:22186

約数の個数: 48

約数和(自身を含む): 104231232

約数和(自身を除く): 63905492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 22157, 44314, 88628, 110785, 155099, 221570, 288041, 310198, 443140, 576082, 620396, 775495, 1152164, 1440205, 1550990, 2016287, 2880410, 3101980, 4032574, 5760820, 8065148, 10081435, 20162870, 40325740]

約数ペア:

[(1, 40325740), (2, 20162870), (4, 10081435), (5, 8065148), (7, 5760820), (10, 4032574), (13, 3101980), (14, 2880410), (20, 2016287), (26, 1550990), (28, 1440205), (35, 1152164), (52, 775495), (65, 620396), (70, 576082), (91, 443140), (130, 310198), (140, 288041), (182, 221570), (260, 155099), (364, 110785), (455, 88628), (910, 44314), (1820, 22157)]