30855320

素因数分解:

$2^3\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1019}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 69584400

約数和(自身を除く): 38729080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 757, 1019, 1514, 2038, 3028, 3785, 4076, 5095, 6056, 7570, 8152, 10190, 15140, 20380, 30280, 40760, 771383, 1542766, 3085532, 3856915, 6171064, 7713830, 15427660, 30855320]

約数ペア:

[(1, 30855320), (2, 15427660), (4, 7713830), (5, 6171064), (8, 3856915), (10, 3085532), (20, 1542766), (40, 771383), (757, 40760), (1019, 30280), (1514, 20380), (2038, 15140), (3028, 10190), (3785, 8152), (4076, 7570), (5095, 6056)]