686008580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{3221}}^1$

素因数の和:3716

約数の個数: 48

約数和(自身を含む): 1506968064

約数和(自身を除く): 820959484

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 463, 926, 1852, 2315, 3221, 4630, 6442, 9260, 10649, 12884, 16105, 21298, 32210, 42596, 53245, 64420, 74083, 106490, 148166, 212980, 296332, 370415, 740830, 1481660, 1491323, 2982646, 5965292, 7456615, 14913230, 29826460, 34300429, 68600858, 137201716, 171502145, 343004290, 686008580]

約数ペア:

[(1, 686008580), (2, 343004290), (4, 171502145), (5, 137201716), (10, 68600858), (20, 34300429), (23, 29826460), (46, 14913230), (92, 7456615), (115, 5965292), (230, 2982646), (460, 1491323), (463, 1481660), (926, 740830), (1852, 370415), (2315, 296332), (3221, 212980), (4630, 148166), (6442, 106490), (9260, 74083), (10649, 64420), (12884, 53245), (16105, 42596), (21298, 32210)]