259769860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109147}}^1$

素因数の和:109180

約数の個数: 48

約数和(自身を含む): 660127104

約数和(自身を除く): 400357244

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 109147, 218294, 436588, 545735, 764029, 1091470, 1528058, 1855499, 2182940, 3056116, 3710998, 3820145, 7421996, 7640290, 9277495, 12988493, 15280580, 18554990, 25976986, 37109980, 51953972, 64942465, 129884930, 259769860]

約数ペア:

[(1, 259769860), (2, 129884930), (4, 64942465), (5, 51953972), (7, 37109980), (10, 25976986), (14, 18554990), (17, 15280580), (20, 12988493), (28, 9277495), (34, 7640290), (35, 7421996), (68, 3820145), (70, 3710998), (85, 3056116), (119, 2182940), (140, 1855499), (170, 1528058), (238, 1091470), (340, 764029), (476, 545735), (595, 436588), (1190, 218294), (2380, 109147)]