1180020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 3362688

約数和(自身を除く): 2182668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 277, 284, 355, 426, 554, 710, 831, 852, 1065, 1108, 1385, 1420, 1662, 2130, 2770, 3324, 4155, 4260, 5540, 8310, 16620, 19667, 39334, 59001, 78668, 98335, 118002, 196670, 236004, 295005, 393340, 590010, 1180020]

約数ペア:

[(1, 1180020), (2, 590010), (3, 393340), (4, 295005), (5, 236004), (6, 196670), (10, 118002), (12, 98335), (15, 78668), (20, 59001), (30, 39334), (60, 19667), (71, 16620), (142, 8310), (213, 5540), (277, 4260), (284, 4155), (355, 3324), (426, 2770), (554, 2130), (710, 1662), (831, 1420), (852, 1385), (1065, 1108)]