1639409620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4821793}}^1$

素因数の和:4821819

約数の個数: 24

約数和(自身を含む): 3645276264

約数和(自身を除く): 2005866644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4821793, 9643586, 19287172, 24108965, 48217930, 81970481, 96435860, 163940962, 327881924, 409852405, 819704810, 1639409620]

約数ペア:

[(1, 1639409620), (2, 819704810), (4, 409852405), (5, 327881924), (10, 163940962), (17, 96435860), (20, 81970481), (34, 48217930), (68, 24108965), (85, 19287172), (170, 9643586), (340, 4821793)]