2577860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2113}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 5504856

約数和(自身を除く): 2926996

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2113, 4226, 8452, 10565, 21130, 42260, 128893, 257786, 515572, 644465, 1288930, 2577860]

約数ペア:

[(1, 2577860), (2, 1288930), (4, 644465), (5, 515572), (10, 257786), (20, 128893), (61, 42260), (122, 21130), (244, 10565), (305, 8452), (610, 4226), (1220, 2113)]