20005830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17099}}^1$

素因数の和:17125

約数の個数: 48

約数和(自身を含む): 56019600

約数和(自身を除く): 36013770

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17099, 34198, 51297, 85495, 102594, 153891, 170990, 222287, 256485, 307782, 444574, 512970, 666861, 769455, 1111435, 1333722, 1538910, 2000583, 2222870, 3334305, 4001166, 6668610, 10002915, 20005830]

約数ペア:

[(1, 20005830), (2, 10002915), (3, 6668610), (5, 4001166), (6, 3334305), (9, 2222870), (10, 2000583), (13, 1538910), (15, 1333722), (18, 1111435), (26, 769455), (30, 666861), (39, 512970), (45, 444574), (65, 307782), (78, 256485), (90, 222287), (117, 170990), (130, 153891), (195, 102594), (234, 85495), (390, 51297), (585, 34198), (1170, 17099)]