8173040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 60

約数和(自身を含む): 20125944

約数和(自身を除く): 11952904

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 283, 304, 361, 380, 566, 722, 760, 1132, 1415, 1444, 1520, 1805, 2264, 2830, 2888, 3610, 4528, 5377, 5660, 5776, 7220, 10754, 11320, 14440, 21508, 22640, 26885, 28880, 43016, 53770, 86032, 102163, 107540, 204326, 215080, 408652, 430160, 510815, 817304, 1021630, 1634608, 2043260, 4086520, 8173040]

約数ペア:

[(1, 8173040), (2, 4086520), (4, 2043260), (5, 1634608), (8, 1021630), (10, 817304), (16, 510815), (19, 430160), (20, 408652), (38, 215080), (40, 204326), (76, 107540), (80, 102163), (95, 86032), (152, 53770), (190, 43016), (283, 28880), (304, 26885), (361, 22640), (380, 21508), (566, 14440), (722, 11320), (760, 10754), (1132, 7220), (1415, 5776), (1444, 5660), (1520, 5377), (1805, 4528), (2264, 3610), (2830, 2888)]