28007960

素因数分解:

$2^3\times 5^1\times {\mathrm{700199}}^1$

素因数の和:700210

約数の個数: 16

約数和(自身を含む): 63018000

約数和(自身を除く): 35010040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 700199, 1400398, 2800796, 3500995, 5601592, 7001990, 14003980, 28007960]

約数ペア:

[(1, 28007960), (2, 14003980), (4, 7001990), (5, 5601592), (8, 3500995), (10, 2800796), (20, 1400398), (40, 700199)]