7690540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 18980640

約数和(自身を除く): 11290100

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2689, 2860, 5378, 10756, 13445, 26890, 29579, 34957, 53780, 59158, 69914, 118316, 139828, 147895, 174785, 295790, 349570, 384527, 591580, 699140, 769054, 1538108, 1922635, 3845270, 7690540]

約数ペア:

[(1, 7690540), (2, 3845270), (4, 1922635), (5, 1538108), (10, 769054), (11, 699140), (13, 591580), (20, 384527), (22, 349570), (26, 295790), (44, 174785), (52, 147895), (55, 139828), (65, 118316), (110, 69914), (130, 59158), (143, 53780), (220, 34957), (260, 29579), (286, 26890), (572, 13445), (715, 10756), (1430, 5378), (2689, 2860)]