89226620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21977}}^1$

素因数の和:22022

約数の個数: 48

約数和(自身を含む): 221538240

約数和(自身を除く): 132311620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 21977, 43954, 87908, 109885, 153839, 219770, 307678, 439540, 615356, 637333, 769195, 1274666, 1538390, 2549332, 3076780, 3186665, 4461331, 6373330, 8922662, 12746660, 17845324, 22306655, 44613310, 89226620]

約数ペア:

[(1, 89226620), (2, 44613310), (4, 22306655), (5, 17845324), (7, 12746660), (10, 8922662), (14, 6373330), (20, 4461331), (28, 3186665), (29, 3076780), (35, 2549332), (58, 1538390), (70, 1274666), (116, 769195), (140, 637333), (145, 615356), (203, 439540), (290, 307678), (406, 219770), (580, 153839), (812, 109885), (1015, 87908), (2030, 43954), (4060, 21977)]