2008245892

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{643}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 3700166400

約数和(自身を除く): 1691920508

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 449, 643, 898, 1286, 1739, 1796, 2572, 3478, 6956, 16613, 21103, 23791, 30221, 33226, 42206, 47582, 60442, 66452, 84412, 95164, 120884, 288707, 577414, 780811, 1118177, 1154828, 1561622, 2236354, 3123244, 4472708, 10682159, 13569229, 21364318, 27138458, 42728636, 54276916, 502061473, 1004122946, 2008245892]

約数ペア:

[(1, 2008245892), (2, 1004122946), (4, 502061473), (37, 54276916), (47, 42728636), (74, 27138458), (94, 21364318), (148, 13569229), (188, 10682159), (449, 4472708), (643, 3123244), (898, 2236354), (1286, 1561622), (1739, 1154828), (1796, 1118177), (2572, 780811), (3478, 577414), (6956, 288707), (16613, 120884), (21103, 95164), (23791, 84412), (30221, 66452), (33226, 60442), (42206, 47582)]