13638380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1597}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 33289536

約数和(自身を除く): 19651156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1597, 1708, 2135, 3194, 4270, 6388, 7985, 8540, 11179, 15970, 22358, 31940, 44716, 55895, 97417, 111790, 194834, 223580, 389668, 487085, 681919, 974170, 1363838, 1948340, 2727676, 3409595, 6819190, 13638380]

約数ペア:

[(1, 13638380), (2, 6819190), (4, 3409595), (5, 2727676), (7, 1948340), (10, 1363838), (14, 974170), (20, 681919), (28, 487085), (35, 389668), (61, 223580), (70, 194834), (122, 111790), (140, 97417), (244, 55895), (305, 44716), (427, 31940), (610, 22358), (854, 15970), (1220, 11179), (1597, 8540), (1708, 7985), (2135, 6388), (3194, 4270)]