38653840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4691}}^1$

素因数の和:4807

約数の個数: 40

約数和(自身を含む): 90762048

約数和(自身を除く): 52108208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 4691, 8240, 9382, 18764, 23455, 37528, 46910, 75056, 93820, 187640, 375280, 483173, 966346, 1932692, 2415865, 3865384, 4831730, 7730768, 9663460, 19326920, 38653840]

約数ペア:

[(1, 38653840), (2, 19326920), (4, 9663460), (5, 7730768), (8, 4831730), (10, 3865384), (16, 2415865), (20, 1932692), (40, 966346), (80, 483173), (103, 375280), (206, 187640), (412, 93820), (515, 75056), (824, 46910), (1030, 37528), (1648, 23455), (2060, 18764), (4120, 9382), (4691, 8240)]