20268904800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8445377}}^1$

素因数の和:8445400

約数の個数: 72

約数和(自身を含む): 65975292936

約数和(自身を除く): 45706388136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8445377, 16890754, 25336131, 33781508, 42226885, 50672262, 67563016, 84453770, 101344524, 126680655, 135126032, 168907540, 202689048, 211134425, 253361310, 270252064, 337815080, 405378096, 422268850, 506722620, 633403275, 675630160, 810756192, 844537700, 1013445240, 1266806550, 1351260320, 1689075400, 2026890480, 2533613100, 3378150800, 4053780960, 5067226200, 6756301600, 10134452400, 20268904800]

約数ペア:

[(1, 20268904800), (2, 10134452400), (3, 6756301600), (4, 5067226200), (5, 4053780960), (6, 3378150800), (8, 2533613100), (10, 2026890480), (12, 1689075400), (15, 1351260320), (16, 1266806550), (20, 1013445240), (24, 844537700), (25, 810756192), (30, 675630160), (32, 633403275), (40, 506722620), (48, 422268850), (50, 405378096), (60, 337815080), (75, 270252064), (80, 253361310), (96, 211134425), (100, 202689048), (120, 168907540), (150, 135126032), (160, 126680655), (200, 101344524), (240, 84453770), (300, 67563016), (400, 50672262), (480, 42226885), (600, 33781508), (800, 25336131), (1200, 16890754), (2400, 8445377)]