4173620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 9749376

約数和(自身を除く): 5575756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 311, 610, 622, 671, 1220, 1244, 1342, 1555, 2684, 3110, 3355, 3421, 6220, 6710, 6842, 13420, 13684, 17105, 18971, 34210, 37942, 68420, 75884, 94855, 189710, 208681, 379420, 417362, 834724, 1043405, 2086810, 4173620]

約数ペア:

[(1, 4173620), (2, 2086810), (4, 1043405), (5, 834724), (10, 417362), (11, 379420), (20, 208681), (22, 189710), (44, 94855), (55, 75884), (61, 68420), (110, 37942), (122, 34210), (220, 18971), (244, 17105), (305, 13684), (311, 13420), (610, 6842), (622, 6710), (671, 6220), (1220, 3421), (1244, 3355), (1342, 3110), (1555, 2684)]