1438916380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{384737}}^1$

素因数の和:384774

約数の個数: 48

約数和(自身を含む): 3490343136

約数和(自身を除く): 2051426756

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 384737, 769474, 1538948, 1923685, 3847370, 4232107, 6540529, 7694740, 8464214, 13081058, 16928428, 21160535, 26162116, 32702645, 42321070, 65405290, 71945819, 84642140, 130810580, 143891638, 287783276, 359729095, 719458190, 1438916380]

約数ペア:

[(1, 1438916380), (2, 719458190), (4, 359729095), (5, 287783276), (10, 143891638), (11, 130810580), (17, 84642140), (20, 71945819), (22, 65405290), (34, 42321070), (44, 32702645), (55, 26162116), (68, 21160535), (85, 16928428), (110, 13081058), (170, 8464214), (187, 7694740), (220, 6540529), (340, 4232107), (374, 3847370), (748, 1923685), (935, 1538948), (1870, 769474), (3740, 384737)]