3978420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 11332608

約数和(自身を除く): 7354188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1087, 1220, 1830, 2174, 3261, 3660, 4348, 5435, 6522, 10870, 13044, 16305, 21740, 32610, 65220, 66307, 132614, 198921, 265228, 331535, 397842, 663070, 795684, 994605, 1326140, 1989210, 3978420]

約数ペア:

[(1, 3978420), (2, 1989210), (3, 1326140), (4, 994605), (5, 795684), (6, 663070), (10, 397842), (12, 331535), (15, 265228), (20, 198921), (30, 132614), (60, 66307), (61, 65220), (122, 32610), (183, 21740), (244, 16305), (305, 13044), (366, 10870), (610, 6522), (732, 5435), (915, 4348), (1087, 3660), (1220, 3261), (1830, 2174)]