1316960080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{968353}}^1$

素因数の和:968383

約数の個数: 40

約数和(自身を含む): 3242049192

約数和(自身を除く): 1925089112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 968353, 1936706, 3873412, 4841765, 7746824, 9683530, 15493648, 16462001, 19367060, 32924002, 38734120, 65848004, 77468240, 82310005, 131696008, 164620010, 263392016, 329240020, 658480040, 1316960080]

約数ペア:

[(1, 1316960080), (2, 658480040), (4, 329240020), (5, 263392016), (8, 164620010), (10, 131696008), (16, 82310005), (17, 77468240), (20, 65848004), (34, 38734120), (40, 32924002), (68, 19367060), (80, 16462001), (85, 15493648), (136, 9683530), (170, 7746824), (272, 4841765), (340, 3873412), (680, 1936706), (1360, 968353)]