237820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 580608

約数和(自身を除く): 342788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 47, 55, 92, 94, 110, 115, 188, 220, 230, 235, 253, 460, 470, 506, 517, 940, 1012, 1034, 1081, 1265, 2068, 2162, 2530, 2585, 4324, 5060, 5170, 5405, 10340, 10810, 11891, 21620, 23782, 47564, 59455, 118910, 237820]

約数ペア:

[(1, 237820), (2, 118910), (4, 59455), (5, 47564), (10, 23782), (11, 21620), (20, 11891), (22, 10810), (23, 10340), (44, 5405), (46, 5170), (47, 5060), (55, 4324), (92, 2585), (94, 2530), (110, 2162), (115, 2068), (188, 1265), (220, 1081), (230, 1034), (235, 1012), (253, 940), (460, 517), (470, 506)]