20677500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{919}}^1$

素因数の和:949

約数の個数: 90

約数和(自身を含む): 65385320

約数和(自身を除く): 44707820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 919, 1125, 1250, 1500, 1838, 1875, 2250, 2500, 2757, 3676, 3750, 4500, 4595, 5514, 5625, 7500, 8271, 9190, 11028, 11250, 13785, 16542, 18380, 22500, 22975, 27570, 33084, 41355, 45950, 55140, 68925, 82710, 91900, 114875, 137850, 165420, 206775, 229750, 275700, 344625, 413550, 459500, 574375, 689250, 827100, 1033875, 1148750, 1378500, 1723125, 2067750, 2297500, 3446250, 4135500, 5169375, 6892500, 10338750, 20677500]

約数ペア:

[(1, 20677500), (2, 10338750), (3, 6892500), (4, 5169375), (5, 4135500), (6, 3446250), (9, 2297500), (10, 2067750), (12, 1723125), (15, 1378500), (18, 1148750), (20, 1033875), (25, 827100), (30, 689250), (36, 574375), (45, 459500), (50, 413550), (60, 344625), (75, 275700), (90, 229750), (100, 206775), (125, 165420), (150, 137850), (180, 114875), (225, 91900), (250, 82710), (300, 68925), (375, 55140), (450, 45950), (500, 41355), (625, 33084), (750, 27570), (900, 22975), (919, 22500), (1125, 18380), (1250, 16542), (1500, 13785), (1838, 11250), (1875, 11028), (2250, 9190), (2500, 8271), (2757, 7500), (3676, 5625), (3750, 5514), (4500, 4595)]