1683280

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 3997512

約数和(自身を除く): 2314232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 397, 424, 530, 794, 848, 1060, 1588, 1985, 2120, 3176, 3970, 4240, 6352, 7940, 15880, 21041, 31760, 42082, 84164, 105205, 168328, 210410, 336656, 420820, 841640, 1683280]

約数ペア:

[(1, 1683280), (2, 841640), (4, 420820), (5, 336656), (8, 210410), (10, 168328), (16, 105205), (20, 84164), (40, 42082), (53, 31760), (80, 21041), (106, 15880), (212, 7940), (265, 6352), (397, 4240), (424, 3970), (530, 3176), (794, 2120), (848, 1985), (1060, 1588)]