1639360

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 56

約数和(自身を含む): 4023360

約数和(自身を除く): 2384000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 109, 160, 188, 218, 235, 320, 376, 436, 470, 545, 752, 872, 940, 1090, 1504, 1744, 1880, 2180, 3008, 3488, 3760, 4360, 5123, 6976, 7520, 8720, 10246, 15040, 17440, 20492, 25615, 34880, 40984, 51230, 81968, 102460, 163936, 204920, 327872, 409840, 819680, 1639360]

約数ペア:

[(1, 1639360), (2, 819680), (4, 409840), (5, 327872), (8, 204920), (10, 163936), (16, 102460), (20, 81968), (32, 51230), (40, 40984), (47, 34880), (64, 25615), (80, 20492), (94, 17440), (109, 15040), (160, 10246), (188, 8720), (218, 7520), (235, 6976), (320, 5123), (376, 4360), (436, 3760), (470, 3488), (545, 3008), (752, 2180), (872, 1880), (940, 1744), (1090, 1504)]