5425980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{12919}}^1$

素因数の和:12938

約数の個数: 48

約数和(自身を含む): 17364480

約数和(自身を除く): 11938500

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, 12919, 25838, 38757, 51676, 64595, 77514, 90433, 129190, 155028, 180866, 193785, 258380, 271299, 361732, 387570, 452165, 542598, 775140, 904330, 1085196, 1356495, 1808660, 2712990, 5425980]

約数ペア:

[(1, 5425980), (2, 2712990), (3, 1808660), (4, 1356495), (5, 1085196), (6, 904330), (7, 775140), (10, 542598), (12, 452165), (14, 387570), (15, 361732), (20, 271299), (21, 258380), (28, 193785), (30, 180866), (35, 155028), (42, 129190), (60, 90433), (70, 77514), (84, 64595), (105, 51676), (140, 38757), (210, 25838), (420, 12919)]