15694317680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10325209}}^1$

素因数の和:10325241

約数の個数: 40

約数和(自身を含む): 38409781200

約数和(自身を除く): 22715463520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10325209, 20650418, 41300836, 51626045, 82601672, 103252090, 165203344, 196178971, 206504180, 392357942, 413008360, 784715884, 826016720, 980894855, 1569431768, 1961789710, 3138863536, 3923579420, 7847158840, 15694317680]

約数ペア:

[(1, 15694317680), (2, 7847158840), (4, 3923579420), (5, 3138863536), (8, 1961789710), (10, 1569431768), (16, 980894855), (19, 826016720), (20, 784715884), (38, 413008360), (40, 392357942), (76, 206504180), (80, 196178971), (95, 165203344), (152, 103252090), (190, 82601672), (304, 51626045), (380, 41300836), (760, 20650418), (1520, 10325209)]