9080240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8731}}^1$

素因数の和:8757

約数の個数: 40

約数和(自身を含む): 22738128

約数和(自身を除く): 13657888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8731, 17462, 34924, 43655, 69848, 87310, 113503, 139696, 174620, 227006, 349240, 454012, 567515, 698480, 908024, 1135030, 1816048, 2270060, 4540120, 9080240]

約数ペア:

[(1, 9080240), (2, 4540120), (4, 2270060), (5, 1816048), (8, 1135030), (10, 908024), (13, 698480), (16, 567515), (20, 454012), (26, 349240), (40, 227006), (52, 174620), (65, 139696), (80, 113503), (104, 87310), (130, 69848), (208, 43655), (260, 34924), (520, 17462), (1040, 8731)]