18420960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{38377}}^1$

素因数の和:38395

約数の個数: 48

約数和(自身を含む): 58027536

約数和(自身を除く): 39606576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 38377, 76754, 115131, 153508, 191885, 230262, 307016, 383770, 460524, 575655, 614032, 767540, 921048, 1151310, 1228064, 1535080, 1842096, 2302620, 3070160, 3684192, 4605240, 6140320, 9210480, 18420960]

約数ペア:

[(1, 18420960), (2, 9210480), (3, 6140320), (4, 4605240), (5, 3684192), (6, 3070160), (8, 2302620), (10, 1842096), (12, 1535080), (15, 1228064), (16, 1151310), (20, 921048), (24, 767540), (30, 614032), (32, 575655), (40, 460524), (48, 383770), (60, 307016), (80, 230262), (96, 191885), (120, 153508), (160, 115131), (240, 76754), (480, 38377)]