7800060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 22159872

約数和(自身を除く): 14359812

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, 1831, 2130, 3662, 4260, 5493, 7324, 9155, 10986, 18310, 21972, 27465, 36620, 54930, 109860, 130001, 260002, 390003, 520004, 650005, 780006, 1300010, 1560012, 1950015, 2600020, 3900030, 7800060]

約数ペア:

[(1, 7800060), (2, 3900030), (3, 2600020), (4, 1950015), (5, 1560012), (6, 1300010), (10, 780006), (12, 650005), (15, 520004), (20, 390003), (30, 260002), (60, 130001), (71, 109860), (142, 54930), (213, 36620), (284, 27465), (355, 21972), (426, 18310), (710, 10986), (852, 9155), (1065, 7324), (1420, 5493), (1831, 4260), (2130, 3662)]