315006940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{4703}}^1$

素因数の和:4926

約数の個数: 48

約数和(自身を含む): 704132352

約数和(自身を除く): 389125412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 788, 985, 1970, 3349, 3940, 4703, 6698, 9406, 13396, 16745, 18812, 23515, 33490, 47030, 66980, 79951, 94060, 159902, 319804, 399755, 799510, 926491, 1599020, 1852982, 3705964, 4632455, 9264910, 15750347, 18529820, 31500694, 63001388, 78751735, 157503470, 315006940]

約数ペア:

[(1, 315006940), (2, 157503470), (4, 78751735), (5, 63001388), (10, 31500694), (17, 18529820), (20, 15750347), (34, 9264910), (68, 4632455), (85, 3705964), (170, 1852982), (197, 1599020), (340, 926491), (394, 799510), (788, 399755), (985, 319804), (1970, 159902), (3349, 94060), (3940, 79951), (4703, 66980), (6698, 47030), (9406, 33490), (13396, 23515), (16745, 18812)]