31494430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3217}}^1$

素因数の和:3324

約数の個数: 32

約数和(自身を含む): 62557920

約数和(自身を除く): 31063490

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 3217, 4895, 6434, 9790, 16085, 32170, 35387, 70774, 176935, 286313, 353870, 572626, 1431565, 2863130, 3149443, 6298886, 15747215, 31494430]

約数ペア:

[(1, 31494430), (2, 15747215), (5, 6298886), (10, 3149443), (11, 2863130), (22, 1431565), (55, 572626), (89, 353870), (110, 286313), (178, 176935), (445, 70774), (890, 35387), (979, 32170), (1958, 16085), (3217, 9790), (4895, 6434)]