20047390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5879}}^1$

素因数の和:5928

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20595170

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 5879, 11758, 29395, 58790, 64669, 129338, 182249, 323345, 364498, 646690, 911245, 1822490, 2004739, 4009478, 10023695, 20047390]

約数ペア:

[(1, 20047390), (2, 10023695), (5, 4009478), (10, 2004739), (11, 1822490), (22, 911245), (31, 646690), (55, 364498), (62, 323345), (110, 182249), (155, 129338), (310, 64669), (341, 58790), (682, 29395), (1705, 11758), (3410, 5879)]