140080940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2237}}^1$

素因数の和:2378

約数の個数: 48

約数和(自身を含む): 306802944

約数和(自身を除く): 166722004

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 101, 124, 155, 202, 310, 404, 505, 620, 1010, 2020, 2237, 3131, 4474, 6262, 8948, 11185, 12524, 15655, 22370, 31310, 44740, 62620, 69347, 138694, 225937, 277388, 346735, 451874, 693470, 903748, 1129685, 1386940, 2259370, 4518740, 7004047, 14008094, 28016188, 35020235, 70040470, 140080940]

約数ペア:

[(1, 140080940), (2, 70040470), (4, 35020235), (5, 28016188), (10, 14008094), (20, 7004047), (31, 4518740), (62, 2259370), (101, 1386940), (124, 1129685), (155, 903748), (202, 693470), (310, 451874), (404, 346735), (505, 277388), (620, 225937), (1010, 138694), (2020, 69347), (2237, 62620), (3131, 44740), (4474, 31310), (6262, 22370), (8948, 15655), (11185, 12524)]