17243780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 39308976

約数和(自身を除く): 22065196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1237, 1394, 2474, 2788, 3485, 4948, 6185, 6970, 12370, 13940, 21029, 24740, 42058, 50717, 84116, 101434, 105145, 202868, 210290, 253585, 420580, 507170, 862189, 1014340, 1724378, 3448756, 4310945, 8621890, 17243780]

約数ペア:

[(1, 17243780), (2, 8621890), (4, 4310945), (5, 3448756), (10, 1724378), (17, 1014340), (20, 862189), (34, 507170), (41, 420580), (68, 253585), (82, 210290), (85, 202868), (164, 105145), (170, 101434), (205, 84116), (340, 50717), (410, 42058), (697, 24740), (820, 21029), (1237, 13940), (1394, 12370), (2474, 6970), (2788, 6185), (3485, 4948)]