2149174940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{8699}}^1$

素因数の和:9842

約数の個数: 48

約数和(自身を含む): 4928515200

約数和(自身を除く): 2779340260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1123, 2246, 4492, 5615, 8699, 11230, 12353, 17398, 22460, 24706, 34796, 43495, 49412, 61765, 86990, 95689, 123530, 173980, 191378, 247060, 382756, 478445, 956890, 1913780, 9768977, 19537954, 39075908, 48844885, 97689770, 107458747, 195379540, 214917494, 429834988, 537293735, 1074587470, 2149174940]

約数ペア:

[(1, 2149174940), (2, 1074587470), (4, 537293735), (5, 429834988), (10, 214917494), (11, 195379540), (20, 107458747), (22, 97689770), (44, 48844885), (55, 39075908), (110, 19537954), (220, 9768977), (1123, 1913780), (2246, 956890), (4492, 478445), (5615, 382756), (8699, 247060), (11230, 191378), (12353, 173980), (17398, 123530), (22460, 95689), (24706, 86990), (34796, 61765), (43495, 49412)]