56816620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6653}}^1$

素因数の和:6730

約数の個数: 48

約数和(自身を含む): 138616128

約数和(自身を除く): 81799508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 6653, 8540, 13306, 26612, 33265, 46571, 66530, 93142, 133060, 186284, 232855, 405833, 465710, 811666, 931420, 1623332, 2029165, 2840831, 4058330, 5681662, 8116660, 11363324, 14204155, 28408310, 56816620]

約数ペア:

[(1, 56816620), (2, 28408310), (4, 14204155), (5, 11363324), (7, 8116660), (10, 5681662), (14, 4058330), (20, 2840831), (28, 2029165), (35, 1623332), (61, 931420), (70, 811666), (122, 465710), (140, 405833), (244, 232855), (305, 186284), (427, 133060), (610, 93142), (854, 66530), (1220, 46571), (1708, 33265), (2135, 26612), (4270, 13306), (6653, 8540)]