31413860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 70350336

約数和(自身を除く): 38936476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 1453, 2162, 2906, 4324, 5405, 5812, 7265, 10810, 14530, 21620, 29060, 33419, 66838, 68291, 133676, 136582, 167095, 273164, 334190, 341455, 668380, 682910, 1365820, 1570693, 3141386, 6282772, 7853465, 15706930, 31413860]

約数ペア:

[(1, 31413860), (2, 15706930), (4, 7853465), (5, 6282772), (10, 3141386), (20, 1570693), (23, 1365820), (46, 682910), (47, 668380), (92, 341455), (94, 334190), (115, 273164), (188, 167095), (230, 136582), (235, 133676), (460, 68291), (470, 66838), (940, 33419), (1081, 29060), (1453, 21620), (2162, 14530), (2906, 10810), (4324, 7265), (5405, 5812)]