1798860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4283}}^1$

素因数の和:4302

約数の個数: 48

約数和(自身を含む): 5757696

約数和(自身を除く): 3958836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4283, 8566, 12849, 17132, 21415, 25698, 29981, 42830, 51396, 59962, 64245, 85660, 89943, 119924, 128490, 149905, 179886, 256980, 299810, 359772, 449715, 599620, 899430, 1798860]

約数ペア:

[(1, 1798860), (2, 899430), (3, 599620), (4, 449715), (5, 359772), (6, 299810), (7, 256980), (10, 179886), (12, 149905), (14, 128490), (15, 119924), (20, 89943), (21, 85660), (28, 64245), (30, 59962), (35, 51396), (42, 42830), (60, 29981), (70, 25698), (84, 21415), (105, 17132), (140, 12849), (210, 8566), (420, 4283)]