1900553590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{50587}}^1$

素因数の和:50641

約数の個数: 48

約数和(自身を含む): 3913690032

約数和(自身を除く): 2013136442

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 1105, 1445, 2210, 2890, 3757, 7514, 18785, 37570, 50587, 101174, 252935, 505870, 657631, 859979, 1315262, 1719958, 3288155, 4299895, 6576310, 8599790, 11179727, 14619643, 22359454, 29239286, 55898635, 73098215, 111797270, 146196430, 190055359, 380110718, 950276795, 1900553590]

約数ペア:

[(1, 1900553590), (2, 950276795), (5, 380110718), (10, 190055359), (13, 146196430), (17, 111797270), (26, 73098215), (34, 55898635), (65, 29239286), (85, 22359454), (130, 14619643), (170, 11179727), (221, 8599790), (289, 6576310), (442, 4299895), (578, 3288155), (1105, 1719958), (1445, 1315262), (2210, 859979), (2890, 657631), (3757, 505870), (7514, 252935), (18785, 101174), (37570, 50587)]