640664904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2426761}}^1$

素因数の和:2426781

約数の個数: 32

約数和(自身を含む): 1747268640

約数和(自身を除く): 1106603736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 2426761, 4853522, 7280283, 9707044, 14560566, 19414088, 26694371, 29121132, 53388742, 58242264, 80083113, 106777484, 160166226, 213554968, 320332452, 640664904]

約数ペア:

[(1, 640664904), (2, 320332452), (3, 213554968), (4, 160166226), (6, 106777484), (8, 80083113), (11, 58242264), (12, 53388742), (22, 29121132), (24, 26694371), (33, 19414088), (44, 14560566), (66, 9707044), (88, 7280283), (132, 4853522), (264, 2426761)]