22311920

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2273

約数の個数: 40

約数和(自身を含む): 52295760

約数和(自身を除く): 29983840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2129, 2620, 4258, 5240, 8516, 10480, 10645, 17032, 21290, 34064, 42580, 85160, 170320, 278899, 557798, 1115596, 1394495, 2231192, 2788990, 4462384, 5577980, 11155960, 22311920]

約数ペア:

[(1, 22311920), (2, 11155960), (4, 5577980), (5, 4462384), (8, 2788990), (10, 2231192), (16, 1394495), (20, 1115596), (40, 557798), (80, 278899), (131, 170320), (262, 85160), (524, 42580), (655, 34064), (1048, 21290), (1310, 17032), (2096, 10645), (2129, 10480), (2620, 8516), (4258, 5240)]