12308680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 30637440

約数和(自身を除く): 18328760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 787, 920, 1564, 1574, 1955, 3128, 3148, 3910, 3935, 6296, 7820, 7870, 13379, 15640, 15740, 18101, 26758, 31480, 36202, 53516, 66895, 72404, 90505, 107032, 133790, 144808, 181010, 267580, 307717, 362020, 535160, 615434, 724040, 1230868, 1538585, 2461736, 3077170, 6154340, 12308680]

約数ペア:

[(1, 12308680), (2, 6154340), (4, 3077170), (5, 2461736), (8, 1538585), (10, 1230868), (17, 724040), (20, 615434), (23, 535160), (34, 362020), (40, 307717), (46, 267580), (68, 181010), (85, 144808), (92, 133790), (115, 107032), (136, 90505), (170, 72404), (184, 66895), (230, 53516), (340, 36202), (391, 31480), (460, 26758), (680, 18101), (782, 15740), (787, 15640), (920, 13379), (1564, 7870), (1574, 7820), (1955, 6296), (3128, 3935), (3148, 3910)]