90020520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{250057}}^1$

素因数の和:250074

約数の個数: 48

約数和(自身を含む): 292567860

約数和(自身を除く): 202547340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 250057, 500114, 750171, 1000228, 1250285, 1500342, 2000456, 2250513, 2500570, 3000684, 3750855, 4501026, 5001140, 6001368, 7501710, 9002052, 10002280, 11252565, 15003420, 18004104, 22505130, 30006840, 45010260, 90020520]

約数ペア:

[(1, 90020520), (2, 45010260), (3, 30006840), (4, 22505130), (5, 18004104), (6, 15003420), (8, 11252565), (9, 10002280), (10, 9002052), (12, 7501710), (15, 6001368), (18, 5001140), (20, 4501026), (24, 3750855), (30, 3000684), (36, 2500570), (40, 2250513), (45, 2000456), (60, 1500342), (72, 1250285), (90, 1000228), (120, 750171), (180, 500114), (360, 250057)]