11938780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1609}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 29211840

約数和(自身を除く): 17273060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1609, 1855, 3218, 3710, 6436, 7420, 8045, 11263, 16090, 22526, 32180, 45052, 56315, 85277, 112630, 170554, 225260, 341108, 426385, 596939, 852770, 1193878, 1705540, 2387756, 2984695, 5969390, 11938780]

約数ペア:

[(1, 11938780), (2, 5969390), (4, 2984695), (5, 2387756), (7, 1705540), (10, 1193878), (14, 852770), (20, 596939), (28, 426385), (35, 341108), (53, 225260), (70, 170554), (106, 112630), (140, 85277), (212, 56315), (265, 45052), (371, 32180), (530, 22526), (742, 16090), (1060, 11263), (1484, 8045), (1609, 7420), (1855, 6436), (3218, 3710)]