28558670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 31770130

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 167, 245, 334, 349, 490, 698, 835, 1169, 1670, 1745, 2338, 2443, 3490, 4886, 5845, 8183, 11690, 12215, 16366, 17101, 24430, 34202, 40915, 58283, 81830, 85505, 116566, 171010, 291415, 407981, 582830, 815962, 2039905, 2855867, 4079810, 5711734, 14279335, 28558670]

約数ペア:

[(1, 28558670), (2, 14279335), (5, 5711734), (7, 4079810), (10, 2855867), (14, 2039905), (35, 815962), (49, 582830), (70, 407981), (98, 291415), (167, 171010), (245, 116566), (334, 85505), (349, 81830), (490, 58283), (698, 40915), (835, 34202), (1169, 24430), (1670, 17101), (1745, 16366), (2338, 12215), (2443, 11690), (3490, 8183), (4886, 5845)]