18466380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11399}}^1$

素因数の和:11420

約数の個数: 60

約数和(自身を含む): 57934800

約数和(自身を除く): 39468420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11399, 22798, 34197, 45596, 56995, 68394, 102591, 113990, 136788, 170985, 205182, 227980, 307773, 341970, 410364, 512955, 615546, 683940, 923319, 1025910, 1231092, 1538865, 1846638, 2051820, 3077730, 3693276, 4616595, 6155460, 9233190, 18466380]

約数ペア:

[(1, 18466380), (2, 9233190), (3, 6155460), (4, 4616595), (5, 3693276), (6, 3077730), (9, 2051820), (10, 1846638), (12, 1538865), (15, 1231092), (18, 1025910), (20, 923319), (27, 683940), (30, 615546), (36, 512955), (45, 410364), (54, 341970), (60, 307773), (81, 227980), (90, 205182), (108, 170985), (135, 136788), (162, 113990), (180, 102591), (270, 68394), (324, 56995), (405, 45596), (540, 34197), (810, 22798), (1620, 11399)]