5440020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 15458688

約数和(自身を除く): 10018668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1277, 1420, 2130, 2554, 3831, 4260, 5108, 6385, 7662, 12770, 15324, 19155, 25540, 38310, 76620, 90667, 181334, 272001, 362668, 453335, 544002, 906670, 1088004, 1360005, 1813340, 2720010, 5440020]

約数ペア:

[(1, 5440020), (2, 2720010), (3, 1813340), (4, 1360005), (5, 1088004), (6, 906670), (10, 544002), (12, 453335), (15, 362668), (20, 272001), (30, 181334), (60, 90667), (71, 76620), (142, 38310), (213, 25540), (284, 19155), (355, 15324), (426, 12770), (710, 7662), (852, 6385), (1065, 5108), (1277, 4260), (1420, 3831), (2130, 2554)]