201821960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{296797}}^1$

素因数の和:296825

約数の個数: 32

約数和(自身を含む): 480812760

約数和(自身を除く): 278990800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 296797, 593594, 1187188, 1483985, 2374376, 2967970, 5045549, 5935940, 10091098, 11871880, 20182196, 25227745, 40364392, 50455490, 100910980, 201821960]

約数ペア:

[(1, 201821960), (2, 100910980), (4, 50455490), (5, 40364392), (8, 25227745), (10, 20182196), (17, 11871880), (20, 10091098), (34, 5935940), (40, 5045549), (68, 2967970), (85, 2374376), (136, 1483985), (170, 1187188), (340, 593594), (680, 296797)]