20454773240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46488121}}^1$

素因数の和:46488143

約数の個数: 32

約数和(自身を含む): 50207171760

約数和(自身を除く): 29752398520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46488121, 92976242, 185952484, 232440605, 371904968, 464881210, 511369331, 929762420, 1022738662, 1859524840, 2045477324, 2556846655, 4090954648, 5113693310, 10227386620, 20454773240]

約数ペア:

[(1, 20454773240), (2, 10227386620), (4, 5113693310), (5, 4090954648), (8, 2556846655), (10, 2045477324), (11, 1859524840), (20, 1022738662), (22, 929762420), (40, 511369331), (44, 464881210), (55, 371904968), (88, 232440605), (110, 185952484), (220, 92976242), (440, 46488121)]