198498410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{4019}}^1$

素因数の和:4486

約数の個数: 32

約数和(自身を含む): 390744000

約数和(自身を除く): 192245590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 449, 898, 2245, 4019, 4490, 4939, 8038, 9878, 20095, 24695, 40190, 44209, 49390, 88418, 221045, 442090, 1804531, 3609062, 9022655, 18045310, 19849841, 39699682, 99249205, 198498410]

約数ペア:

[(1, 198498410), (2, 99249205), (5, 39699682), (10, 19849841), (11, 18045310), (22, 9022655), (55, 3609062), (110, 1804531), (449, 442090), (898, 221045), (2245, 88418), (4019, 49390), (4490, 44209), (4939, 40190), (8038, 24695), (9878, 20095)]