17689620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22679}}^1$

素因数の和:22704

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 35653740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 22679, 45358, 68037, 90716, 113395, 136074, 226790, 272148, 294827, 340185, 453580, 589654, 680370, 884481, 1179308, 1360740, 1474135, 1768962, 2948270, 3537924, 4422405, 5896540, 8844810, 17689620]

約数ペア:

[(1, 17689620), (2, 8844810), (3, 5896540), (4, 4422405), (5, 3537924), (6, 2948270), (10, 1768962), (12, 1474135), (13, 1360740), (15, 1179308), (20, 884481), (26, 680370), (30, 589654), (39, 453580), (52, 340185), (60, 294827), (65, 272148), (78, 226790), (130, 136074), (156, 113395), (195, 90716), (260, 68037), (390, 45358), (780, 22679)]