28315940

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{2617}}^1$

素因数の和:3167

約数の個数: 24

約数和(自身を含む): 59596152

約数和(自身を除く): 31280212

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2617, 2705, 5234, 5410, 10468, 10820, 13085, 26170, 52340, 1415797, 2831594, 5663188, 7078985, 14157970, 28315940]

約数ペア:

[(1, 28315940), (2, 14157970), (4, 7078985), (5, 5663188), (10, 2831594), (20, 1415797), (541, 52340), (1082, 26170), (2164, 13085), (2617, 10820), (2705, 10468), (5234, 5410)]