2914940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 7160832

約数和(自身を除く): 4245892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 443, 470, 658, 886, 940, 1316, 1645, 1772, 2215, 3101, 3290, 4430, 6202, 6580, 8860, 12404, 15505, 20821, 31010, 41642, 62020, 83284, 104105, 145747, 208210, 291494, 416420, 582988, 728735, 1457470, 2914940]

約数ペア:

[(1, 2914940), (2, 1457470), (4, 728735), (5, 582988), (7, 416420), (10, 291494), (14, 208210), (20, 145747), (28, 104105), (35, 83284), (47, 62020), (70, 41642), (94, 31010), (140, 20821), (188, 15505), (235, 12404), (329, 8860), (443, 6580), (470, 6202), (658, 4430), (886, 3290), (940, 3101), (1316, 2215), (1645, 1772)]