20131158380

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{757}}^1\times {\mathrm{4943}}^1$

素因数の和:5978

約数の個数: 48

約数和(自身を含む): 42497239680

約数和(自身を除く): 22366081300

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 757, 1076, 1345, 1514, 2690, 3028, 3785, 4943, 5380, 7570, 9886, 15140, 19772, 24715, 49430, 98860, 203633, 407266, 814532, 1018165, 1329667, 2036330, 2659334, 3741851, 4072660, 5318668, 6648335, 7483702, 13296670, 14967404, 18709255, 26593340, 37418510, 74837020, 1006557919, 2013115838, 4026231676, 5032789595, 10065579190, 20131158380]

約数ペア:

[(1, 20131158380), (2, 10065579190), (4, 5032789595), (5, 4026231676), (10, 2013115838), (20, 1006557919), (269, 74837020), (538, 37418510), (757, 26593340), (1076, 18709255), (1345, 14967404), (1514, 13296670), (2690, 7483702), (3028, 6648335), (3785, 5318668), (4943, 4072660), (5380, 3741851), (7570, 2659334), (9886, 2036330), (15140, 1329667), (19772, 1018165), (24715, 814532), (49430, 407266), (98860, 203633)]