201722620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48259}}^1$

素因数の和:48298

約数の個数: 48

約数和(自身を含む): 486460800

約数和(自身を除く): 284738180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 48259, 96518, 193036, 241295, 482590, 530849, 916921, 965180, 1061698, 1833842, 2123396, 2654245, 3667684, 4584605, 5308490, 9169210, 10086131, 10616980, 18338420, 20172262, 40344524, 50430655, 100861310, 201722620]

約数ペア:

[(1, 201722620), (2, 100861310), (4, 50430655), (5, 40344524), (10, 20172262), (11, 18338420), (19, 10616980), (20, 10086131), (22, 9169210), (38, 5308490), (44, 4584605), (55, 3667684), (76, 2654245), (95, 2123396), (110, 1833842), (190, 1061698), (209, 965180), (220, 916921), (380, 530849), (418, 482590), (836, 241295), (1045, 193036), (2090, 96518), (4180, 48259)]