12814780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 30320640

約数和(自身を除く): 17505860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1879, 3410, 3758, 6820, 7516, 9395, 18790, 20669, 37580, 41338, 58249, 82676, 103345, 116498, 206690, 232996, 291245, 413380, 582490, 640739, 1164980, 1281478, 2562956, 3203695, 6407390, 12814780]

約数ペア:

[(1, 12814780), (2, 6407390), (4, 3203695), (5, 2562956), (10, 1281478), (11, 1164980), (20, 640739), (22, 582490), (31, 413380), (44, 291245), (55, 232996), (62, 206690), (110, 116498), (124, 103345), (155, 82676), (220, 58249), (310, 41338), (341, 37580), (620, 20669), (682, 18790), (1364, 9395), (1705, 7516), (1879, 6820), (3410, 3758)]