20187631440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28038377}}^1$

素因数の和:28038396

約数の個数: 60

約数和(自身を含む): 67796798004

約数和(自身を除く): 47609166564

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28038377, 56076754, 84115131, 112153508, 140191885, 168230262, 224307016, 252345393, 280383770, 336460524, 420575655, 448614032, 504690786, 560767540, 672921048, 841151310, 1009381572, 1121535080, 1261726965, 1345842096, 1682302620, 2018763144, 2243070160, 2523453930, 3364605240, 4037526288, 5046907860, 6729210480, 10093815720, 20187631440]

約数ペア:

[(1, 20187631440), (2, 10093815720), (3, 6729210480), (4, 5046907860), (5, 4037526288), (6, 3364605240), (8, 2523453930), (9, 2243070160), (10, 2018763144), (12, 1682302620), (15, 1345842096), (16, 1261726965), (18, 1121535080), (20, 1009381572), (24, 841151310), (30, 672921048), (36, 560767540), (40, 504690786), (45, 448614032), (48, 420575655), (60, 336460524), (72, 280383770), (80, 252345393), (90, 224307016), (120, 168230262), (144, 140191885), (180, 112153508), (240, 84115131), (360, 56076754), (720, 28038377)]