42245240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19927}}^1$

素因数の和:19991

約数の個数: 32

約数和(自身を含む): 96850080

約数和(自身を除く): 54604840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 19927, 39854, 79708, 99635, 159416, 199270, 398540, 797080, 1056131, 2112262, 4224524, 5280655, 8449048, 10561310, 21122620, 42245240]

約数ペア:

[(1, 42245240), (2, 21122620), (4, 10561310), (5, 8449048), (8, 5280655), (10, 4224524), (20, 2112262), (40, 1056131), (53, 797080), (106, 398540), (212, 199270), (265, 159416), (424, 99635), (530, 79708), (1060, 39854), (2120, 19927)]