2125740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 6048000

約数和(自身を除く): 3922260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 499, 710, 852, 998, 1065, 1420, 1497, 1996, 2130, 2495, 2994, 4260, 4990, 5988, 7485, 9980, 14970, 29940, 35429, 70858, 106287, 141716, 177145, 212574, 354290, 425148, 531435, 708580, 1062870, 2125740]

約数ペア:

[(1, 2125740), (2, 1062870), (3, 708580), (4, 531435), (5, 425148), (6, 354290), (10, 212574), (12, 177145), (15, 141716), (20, 106287), (30, 70858), (60, 35429), (71, 29940), (142, 14970), (213, 9980), (284, 7485), (355, 5988), (426, 4990), (499, 4260), (710, 2994), (852, 2495), (998, 2130), (1065, 1996), (1420, 1497)]