1900631620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{328829}}^1$

素因数の和:328872

約数の個数: 36

約数和(自身を含む): 4239934020

約数和(自身を除く): 2339302400

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 328829, 657658, 1315316, 1644145, 3288290, 5590093, 6576580, 11180186, 22360372, 27950465, 55900930, 95031581, 111801860, 190063162, 380126324, 475157905, 950315810, 1900631620]

約数ペア:

[(1, 1900631620), (2, 950315810), (4, 475157905), (5, 380126324), (10, 190063162), (17, 111801860), (20, 95031581), (34, 55900930), (68, 27950465), (85, 22360372), (170, 11180186), (289, 6576580), (340, 5590093), (578, 3288290), (1156, 1644145), (1445, 1315316), (2890, 657658), (5780, 328829)]