1855361980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1951}}^1\times {\mathrm{2797}}^1$

素因数の和:4774

約数の個数: 48

約数和(自身を含む): 4129042176

約数和(自身を除く): 2273680196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1951, 2797, 3902, 5594, 7804, 9755, 11188, 13985, 19510, 27970, 33167, 39020, 47549, 55940, 66334, 95098, 132668, 165835, 190196, 237745, 331670, 475490, 663340, 950980, 5456947, 10913894, 21827788, 27284735, 54569470, 92768099, 109138940, 185536198, 371072396, 463840495, 927680990, 1855361980]

約数ペア:

[(1, 1855361980), (2, 927680990), (4, 463840495), (5, 371072396), (10, 185536198), (17, 109138940), (20, 92768099), (34, 54569470), (68, 27284735), (85, 21827788), (170, 10913894), (340, 5456947), (1951, 950980), (2797, 663340), (3902, 475490), (5594, 331670), (7804, 237745), (9755, 190196), (11188, 165835), (13985, 132668), (19510, 95098), (27970, 66334), (33167, 55940), (39020, 47549)]