1123431980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2231

約数の個数: 96

約数和(自身を含む): 2682408960

約数和(自身を除く): 1558976980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 59, 82, 110, 118, 164, 205, 220, 236, 295, 410, 451, 590, 649, 820, 902, 1180, 1298, 1804, 2111, 2255, 2419, 2596, 3245, 4222, 4510, 4838, 6490, 8444, 9020, 9676, 10555, 12095, 12980, 21110, 23221, 24190, 26609, 42220, 46442, 48380, 53218, 86551, 92884, 106436, 116105, 124549, 133045, 173102, 232210, 249098, 266090, 346204, 432755, 464420, 498196, 532180, 622745, 865510, 952061, 1245490, 1370039, 1731020, 1904122, 2490980, 2740078, 3808244, 4760305, 5106509, 5480156, 6850195, 9520610, 10213018, 13700390, 19041220, 20426036, 25532545, 27400780, 51065090, 56171599, 102130180, 112343198, 224686396, 280857995, 561715990, 1123431980]

約数ペア:

[(1, 1123431980), (2, 561715990), (4, 280857995), (5, 224686396), (10, 112343198), (11, 102130180), (20, 56171599), (22, 51065090), (41, 27400780), (44, 25532545), (55, 20426036), (59, 19041220), (82, 13700390), (110, 10213018), (118, 9520610), (164, 6850195), (205, 5480156), (220, 5106509), (236, 4760305), (295, 3808244), (410, 2740078), (451, 2490980), (590, 1904122), (649, 1731020), (820, 1370039), (902, 1245490), (1180, 952061), (1298, 865510), (1804, 622745), (2111, 532180), (2255, 498196), (2419, 464420), (2596, 432755), (3245, 346204), (4222, 266090), (4510, 249098), (4838, 232210), (6490, 173102), (8444, 133045), (9020, 124549), (9676, 116105), (10555, 106436), (12095, 92884), (12980, 86551), (21110, 53218), (23221, 48380), (24190, 46442), (26609, 42220)]