200939090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{4339}}^1$

素因数の和:4778

約数の個数: 32

約数和(自身を含む): 395599680

約数和(自身を除く): 194660590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 2105, 4210, 4339, 4631, 8678, 9262, 21695, 23155, 43390, 46310, 47729, 95458, 238645, 477290, 1826719, 3653438, 9133595, 18267190, 20093909, 40187818, 100469545, 200939090]

約数ペア:

[(1, 200939090), (2, 100469545), (5, 40187818), (10, 20093909), (11, 18267190), (22, 9133595), (55, 3653438), (110, 1826719), (421, 477290), (842, 238645), (2105, 95458), (4210, 47729), (4339, 46310), (4631, 43390), (8678, 23155), (9262, 21695)]