28367880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{236399}}^1$

素因数の和:236413

約数の個数: 32

約数和(自身を含む): 85104000

約数和(自身を除く): 56736120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 236399, 472798, 709197, 945596, 1181995, 1418394, 1891192, 2363990, 2836788, 3545985, 4727980, 5673576, 7091970, 9455960, 14183940, 28367880]

約数ペア:

[(1, 28367880), (2, 14183940), (3, 9455960), (4, 7091970), (5, 5673576), (6, 4727980), (8, 3545985), (10, 2836788), (12, 2363990), (15, 1891192), (20, 1418394), (24, 1181995), (30, 945596), (40, 709197), (60, 472798), (120, 236399)]