31587020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 71432928

約数和(自身を除く): 39845908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 1523, 2074, 3046, 4148, 5185, 6092, 7615, 10370, 15230, 20740, 25891, 30460, 51782, 92903, 103564, 129455, 185806, 258910, 371612, 464515, 517820, 929030, 1579351, 1858060, 3158702, 6317404, 7896755, 15793510, 31587020]

約数ペア:

[(1, 31587020), (2, 15793510), (4, 7896755), (5, 6317404), (10, 3158702), (17, 1858060), (20, 1579351), (34, 929030), (61, 517820), (68, 464515), (85, 371612), (122, 258910), (170, 185806), (244, 129455), (305, 103564), (340, 92903), (610, 51782), (1037, 30460), (1220, 25891), (1523, 20740), (2074, 15230), (3046, 10370), (4148, 7615), (5185, 6092)]