5781380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2389}}^1$

素因数の和:2420

約数の個数: 36

約数和(自身を含む): 13350540

約数和(自身を除く): 7569160

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2389, 2420, 4778, 9556, 11945, 23890, 26279, 47780, 52558, 105116, 131395, 262790, 289069, 525580, 578138, 1156276, 1445345, 2890690, 5781380]

約数ペア:

[(1, 5781380), (2, 2890690), (4, 1445345), (5, 1156276), (10, 578138), (11, 525580), (20, 289069), (22, 262790), (44, 131395), (55, 105116), (110, 52558), (121, 47780), (220, 26279), (242, 23890), (484, 11945), (605, 9556), (1210, 4778), (2389, 2420)]