49840940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8623}}^1$

素因数の和:8666

約数の個数: 36

約数和(自身を含む): 111197856

約数和(自身を除く): 61356916

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 8623, 17246, 34492, 43115, 86230, 146591, 172460, 293182, 586364, 732955, 1465910, 2492047, 2931820, 4984094, 9968188, 12460235, 24920470, 49840940]

約数ペア:

[(1, 49840940), (2, 24920470), (4, 12460235), (5, 9968188), (10, 4984094), (17, 2931820), (20, 2492047), (34, 1465910), (68, 732955), (85, 586364), (170, 293182), (289, 172460), (340, 146591), (578, 86230), (1156, 43115), (1445, 34492), (2890, 17246), (5780, 8623)]