8207220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19541}}^1$

素因数の和:19560

約数の個数: 48

約数和(自身を含む): 26264448

約数和(自身を除く): 18057228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19541, 39082, 58623, 78164, 97705, 117246, 136787, 195410, 234492, 273574, 293115, 390820, 410361, 547148, 586230, 683935, 820722, 1172460, 1367870, 1641444, 2051805, 2735740, 4103610, 8207220]

約数ペア:

[(1, 8207220), (2, 4103610), (3, 2735740), (4, 2051805), (5, 1641444), (6, 1367870), (7, 1172460), (10, 820722), (12, 683935), (14, 586230), (15, 547148), (20, 410361), (21, 390820), (28, 293115), (30, 273574), (35, 234492), (42, 195410), (60, 136787), (70, 117246), (84, 97705), (105, 78164), (140, 58623), (210, 39082), (420, 19541)]