11155960

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 25304400

約数和(自身を除く): 14148440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2129, 2620, 4258, 5240, 8516, 10645, 17032, 21290, 42580, 85160, 278899, 557798, 1115596, 1394495, 2231192, 2788990, 5577980, 11155960]

約数ペア:

[(1, 11155960), (2, 5577980), (4, 2788990), (5, 2231192), (8, 1394495), (10, 1115596), (20, 557798), (40, 278899), (131, 85160), (262, 42580), (524, 21290), (655, 17032), (1048, 10645), (1310, 8516), (2129, 5240), (2620, 4258)]