210539390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 405564192

約数和(自身を除く): 195024802

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 263, 277, 289, 526, 554, 578, 1315, 1385, 1445, 2630, 2770, 2890, 4471, 4709, 8942, 9418, 22355, 23545, 44710, 47090, 72851, 76007, 80053, 145702, 152014, 160106, 364255, 380035, 400265, 728510, 760070, 800530, 1238467, 2476934, 6192335, 12384670, 21053939, 42107878, 105269695, 210539390]

約数ペア:

[(1, 210539390), (2, 105269695), (5, 42107878), (10, 21053939), (17, 12384670), (34, 6192335), (85, 2476934), (170, 1238467), (263, 800530), (277, 760070), (289, 728510), (526, 400265), (554, 380035), (578, 364255), (1315, 160106), (1385, 152014), (1445, 145702), (2630, 80053), (2770, 76007), (2890, 72851), (4471, 47090), (4709, 44710), (8942, 23545), (9418, 22355)]