450281920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127921}}^1$

素因数の和:127949

約数の個数: 56

約数和(自身を含む): 1169718768

約数和(自身を除く): 719436848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 127921, 255842, 511684, 639605, 1023368, 1279210, 1407131, 2046736, 2558420, 2814262, 4093472, 5116840, 5628524, 7035655, 8186944, 10233680, 11257048, 14071310, 20467360, 22514096, 28142620, 40934720, 45028192, 56285240, 90056384, 112570480, 225140960, 450281920]

約数ペア:

[(1, 450281920), (2, 225140960), (4, 112570480), (5, 90056384), (8, 56285240), (10, 45028192), (11, 40934720), (16, 28142620), (20, 22514096), (22, 20467360), (32, 14071310), (40, 11257048), (44, 10233680), (55, 8186944), (64, 7035655), (80, 5628524), (88, 5116840), (110, 4093472), (160, 2814262), (176, 2558420), (220, 2046736), (320, 1407131), (352, 1279210), (440, 1023368), (704, 639605), (880, 511684), (1760, 255842), (3520, 127921)]