21796680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181639}}^1$

素因数の和:181653

約数の個数: 32

約数和(自身を含む): 65390400

約数和(自身を除く): 43593720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181639, 363278, 544917, 726556, 908195, 1089834, 1453112, 1816390, 2179668, 2724585, 3632780, 4359336, 5449170, 7265560, 10898340, 21796680]

約数ペア:

[(1, 21796680), (2, 10898340), (3, 7265560), (4, 5449170), (5, 4359336), (6, 3632780), (8, 2724585), (10, 2179668), (12, 1816390), (15, 1453112), (20, 1089834), (24, 908195), (30, 726556), (40, 544917), (60, 363278), (120, 181639)]