39788560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 106528896

約数和(自身を除く): 66740336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 313, 454, 560, 626, 908, 1135, 1252, 1565, 1589, 1816, 2191, 2270, 2504, 3130, 3178, 3632, 4382, 4540, 5008, 6260, 6356, 7945, 8764, 9080, 10955, 12520, 12712, 15890, 17528, 18160, 21910, 25040, 25424, 31780, 35056, 43820, 63560, 71051, 87640, 127120, 142102, 175280, 284204, 355255, 497357, 568408, 710510, 994714, 1136816, 1421020, 1989428, 2486785, 2842040, 3978856, 4973570, 5684080, 7957712, 9947140, 19894280, 39788560]

約数ペア:

[(1, 39788560), (2, 19894280), (4, 9947140), (5, 7957712), (7, 5684080), (8, 4973570), (10, 3978856), (14, 2842040), (16, 2486785), (20, 1989428), (28, 1421020), (35, 1136816), (40, 994714), (56, 710510), (70, 568408), (80, 497357), (112, 355255), (140, 284204), (227, 175280), (280, 142102), (313, 127120), (454, 87640), (560, 71051), (626, 63560), (908, 43820), (1135, 35056), (1252, 31780), (1565, 25424), (1589, 25040), (1816, 21910), (2191, 18160), (2270, 17528), (2504, 15890), (3130, 12712), (3178, 12520), (3632, 10955), (4382, 9080), (4540, 8764), (5008, 7945), (6260, 6356)]