8243540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 18280080

約数和(自身を除く): 10036540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 233, 244, 290, 305, 466, 580, 610, 932, 1165, 1220, 1769, 2330, 3538, 4660, 6757, 7076, 8845, 13514, 14213, 17690, 27028, 28426, 33785, 35380, 56852, 67570, 71065, 135140, 142130, 284260, 412177, 824354, 1648708, 2060885, 4121770, 8243540]

約数ペア:

[(1, 8243540), (2, 4121770), (4, 2060885), (5, 1648708), (10, 824354), (20, 412177), (29, 284260), (58, 142130), (61, 135140), (116, 71065), (122, 67570), (145, 56852), (233, 35380), (244, 33785), (290, 28426), (305, 27028), (466, 17690), (580, 14213), (610, 13514), (932, 8845), (1165, 7076), (1220, 6757), (1769, 4660), (2330, 3538)]