7996020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 22716288

約数和(自身を除く): 14720268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 1877, 2130, 3754, 4260, 5631, 7508, 9385, 11262, 18770, 22524, 28155, 37540, 56310, 112620, 133267, 266534, 399801, 533068, 666335, 799602, 1332670, 1599204, 1999005, 2665340, 3998010, 7996020]

約数ペア:

[(1, 7996020), (2, 3998010), (3, 2665340), (4, 1999005), (5, 1599204), (6, 1332670), (10, 799602), (12, 666335), (15, 533068), (20, 399801), (30, 266534), (60, 133267), (71, 112620), (142, 56310), (213, 37540), (284, 28155), (355, 22524), (426, 18770), (710, 11262), (852, 9385), (1065, 7508), (1420, 5631), (1877, 4260), (2130, 3754)]