17993513480

素因数分解:

$2^3\times 5^1\times {\mathrm{25439}}^1\times {\mathrm{17683}}^1$

素因数の和:43133

約数の個数: 32

約数和(自身を含む): 40489286400

約数和(自身を除く): 22495772920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17683, 25439, 35366, 50878, 70732, 88415, 101756, 127195, 141464, 176830, 203512, 254390, 353660, 508780, 707320, 1017560, 449837837, 899675674, 1799351348, 2249189185, 3598702696, 4498378370, 8996756740, 17993513480]

約数ペア:

[(1, 17993513480), (2, 8996756740), (4, 4498378370), (5, 3598702696), (8, 2249189185), (10, 1799351348), (20, 899675674), (40, 449837837), (17683, 1017560), (25439, 707320), (35366, 508780), (50878, 353660), (70732, 254390), (88415, 203512), (101756, 176830), (127195, 141464)]