13974440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8521}}^1$

素因数の和:8573

約数の個数: 32

約数和(自身を含む): 32213160

約数和(自身を除く): 18238720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 8521, 17042, 34084, 42605, 68168, 85210, 170420, 340840, 349361, 698722, 1397444, 1746805, 2794888, 3493610, 6987220, 13974440]

約数ペア:

[(1, 13974440), (2, 6987220), (4, 3493610), (5, 2794888), (8, 1746805), (10, 1397444), (20, 698722), (40, 349361), (41, 340840), (82, 170420), (164, 85210), (205, 68168), (328, 42605), (410, 34084), (820, 17042), (1640, 8521)]