47172040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{31873}}^1$

素因数の和:31921

約数の個数: 32

約数和(自身を含む): 109009080

約数和(自身を除く): 61837040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 31873, 63746, 127492, 159365, 254984, 318730, 637460, 1179301, 1274920, 2358602, 4717204, 5896505, 9434408, 11793010, 23586020, 47172040]

約数ペア:

[(1, 47172040), (2, 23586020), (4, 11793010), (5, 9434408), (8, 5896505), (10, 4717204), (20, 2358602), (37, 1274920), (40, 1179301), (74, 637460), (148, 318730), (185, 254984), (296, 159365), (370, 127492), (740, 63746), (1480, 31873)]