12554740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 29030400

約数和(自身を除く): 16475660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 383, 596, 745, 766, 1490, 1532, 1639, 1915, 2980, 3278, 3830, 4213, 6556, 7660, 8195, 8426, 16390, 16852, 21065, 32780, 42130, 57067, 84260, 114134, 228268, 285335, 570670, 627737, 1141340, 1255474, 2510948, 3138685, 6277370, 12554740]

約数ペア:

[(1, 12554740), (2, 6277370), (4, 3138685), (5, 2510948), (10, 1255474), (11, 1141340), (20, 627737), (22, 570670), (44, 285335), (55, 228268), (110, 114134), (149, 84260), (220, 57067), (298, 42130), (383, 32780), (596, 21065), (745, 16852), (766, 16390), (1490, 8426), (1532, 8195), (1639, 7660), (1915, 6556), (2980, 4213), (3278, 3830)]