20828049130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{20011}}^1\times {\mathrm{14869}}^1$

素因数の和:34894

約数の個数: 32

約数和(自身を含む): 42851295360

約数和(自身を除く): 22023246230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 14869, 20011, 29738, 40022, 74345, 100055, 104083, 140077, 148690, 200110, 208166, 280154, 520415, 700385, 1040830, 1400770, 297543559, 595087118, 1487717795, 2082804913, 2975435590, 4165609826, 10414024565, 20828049130]

約数ペア:

[(1, 20828049130), (2, 10414024565), (5, 4165609826), (7, 2975435590), (10, 2082804913), (14, 1487717795), (35, 595087118), (70, 297543559), (14869, 1400770), (20011, 1040830), (29738, 700385), (40022, 520415), (74345, 280154), (100055, 208166), (104083, 200110), (140077, 148690)]