31631120

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1459}}^1$

素因数の和:1743

約数の個数: 40

約数和(自身を含む): 73864320

約数和(自身を除く): 42233200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 1459, 2168, 2710, 2918, 4336, 5420, 5836, 7295, 10840, 11672, 14590, 21680, 23344, 29180, 58360, 116720, 395389, 790778, 1581556, 1976945, 3163112, 3953890, 6326224, 7907780, 15815560, 31631120]

約数ペア:

[(1, 31631120), (2, 15815560), (4, 7907780), (5, 6326224), (8, 3953890), (10, 3163112), (16, 1976945), (20, 1581556), (40, 790778), (80, 395389), (271, 116720), (542, 58360), (1084, 29180), (1355, 23344), (1459, 21680), (2168, 14590), (2710, 11672), (2918, 10840), (4336, 7295), (5420, 5836)]