8880420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 25159680

約数和(自身を除く): 16279260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1663, 1780, 2670, 3326, 4989, 5340, 6652, 8315, 9978, 16630, 19956, 24945, 33260, 49890, 99780, 148007, 296014, 444021, 592028, 740035, 888042, 1480070, 1776084, 2220105, 2960140, 4440210, 8880420]

約数ペア:

[(1, 8880420), (2, 4440210), (3, 2960140), (4, 2220105), (5, 1776084), (6, 1480070), (10, 888042), (12, 740035), (15, 592028), (20, 444021), (30, 296014), (60, 148007), (89, 99780), (178, 49890), (267, 33260), (356, 24945), (445, 19956), (534, 16630), (890, 9978), (1068, 8315), (1335, 6652), (1663, 5340), (1780, 4989), (2670, 3326)]