1684740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 4834368

約数和(自身を除く): 3149628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 653, 860, 1290, 1306, 1959, 2580, 2612, 3265, 3918, 6530, 7836, 9795, 13060, 19590, 28079, 39180, 56158, 84237, 112316, 140395, 168474, 280790, 336948, 421185, 561580, 842370, 1684740]

約数ペア:

[(1, 1684740), (2, 842370), (3, 561580), (4, 421185), (5, 336948), (6, 280790), (10, 168474), (12, 140395), (15, 112316), (20, 84237), (30, 56158), (43, 39180), (60, 28079), (86, 19590), (129, 13060), (172, 9795), (215, 7836), (258, 6530), (430, 3918), (516, 3265), (645, 2612), (653, 2580), (860, 1959), (1290, 1306)]