15415660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 35152992

約数和(自身を除く): 19737332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 281, 422, 562, 844, 1055, 1124, 1405, 2110, 2743, 2810, 3653, 4220, 5486, 5620, 7306, 10972, 13715, 14612, 18265, 27430, 36530, 54860, 59291, 73060, 118582, 237164, 296455, 592910, 770783, 1185820, 1541566, 3083132, 3853915, 7707830, 15415660]

約数ペア:

[(1, 15415660), (2, 7707830), (4, 3853915), (5, 3083132), (10, 1541566), (13, 1185820), (20, 770783), (26, 592910), (52, 296455), (65, 237164), (130, 118582), (211, 73060), (260, 59291), (281, 54860), (422, 36530), (562, 27430), (844, 18265), (1055, 14612), (1124, 13715), (1405, 10972), (2110, 7306), (2743, 5620), (2810, 5486), (3653, 4220)]