13841620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 31610880

約数和(自身を除く): 17769260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 383, 556, 695, 766, 1390, 1532, 1807, 1915, 2780, 3614, 3830, 4979, 7228, 7660, 9035, 9958, 18070, 19916, 24895, 36140, 49790, 53237, 99580, 106474, 212948, 266185, 532370, 692081, 1064740, 1384162, 2768324, 3460405, 6920810, 13841620]

約数ペア:

[(1, 13841620), (2, 6920810), (4, 3460405), (5, 2768324), (10, 1384162), (13, 1064740), (20, 692081), (26, 532370), (52, 266185), (65, 212948), (130, 106474), (139, 99580), (260, 53237), (278, 49790), (383, 36140), (556, 24895), (695, 19916), (766, 18070), (1390, 9958), (1532, 9035), (1807, 7660), (1915, 7228), (2780, 4979), (3614, 3830)]