53720840

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1231}}^1$

素因数の和:2333

約数の個数: 32

約数和(自身を含む): 121080960

約数和(自身を除く): 67360120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 1231, 2182, 2462, 4364, 4924, 5455, 6155, 8728, 9848, 10910, 12310, 21820, 24620, 43640, 49240, 1343021, 2686042, 5372084, 6715105, 10744168, 13430210, 26860420, 53720840]

約数ペア:

[(1, 53720840), (2, 26860420), (4, 13430210), (5, 10744168), (8, 6715105), (10, 5372084), (20, 2686042), (40, 1343021), (1091, 49240), (1231, 43640), (2182, 24620), (2462, 21820), (4364, 12310), (4924, 10910), (5455, 9848), (6155, 8728)]