206822480

素因数分解:

$2^4\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{1669}}^1$

素因数の和:3231

約数の個数: 40

約数和(自身を含む): 481461000

約数和(自身を除く): 274638520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1549, 1669, 3098, 3338, 6196, 6676, 7745, 8345, 12392, 13352, 15490, 16690, 24784, 26704, 30980, 33380, 61960, 66760, 123920, 133520, 2585281, 5170562, 10341124, 12926405, 20682248, 25852810, 41364496, 51705620, 103411240, 206822480]

約数ペア:

[(1, 206822480), (2, 103411240), (4, 51705620), (5, 41364496), (8, 25852810), (10, 20682248), (16, 12926405), (20, 10341124), (40, 5170562), (80, 2585281), (1549, 133520), (1669, 123920), (3098, 66760), (3338, 61960), (6196, 33380), (6676, 30980), (7745, 26704), (8345, 24784), (12392, 16690), (13352, 15490)]