8789430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:781

約数の個数: 64

約数和(自身を含む): 23482368

約数和(自身を除く): 14692938

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 727, 806, 930, 1209, 1454, 2015, 2181, 2418, 3635, 4030, 4362, 6045, 7270, 9451, 10905, 12090, 18902, 21810, 22537, 28353, 45074, 47255, 56706, 67611, 94510, 112685, 135222, 141765, 225370, 283530, 292981, 338055, 585962, 676110, 878943, 1464905, 1757886, 2929810, 4394715, 8789430]

約数ペア:

[(1, 8789430), (2, 4394715), (3, 2929810), (5, 1757886), (6, 1464905), (10, 878943), (13, 676110), (15, 585962), (26, 338055), (30, 292981), (31, 283530), (39, 225370), (62, 141765), (65, 135222), (78, 112685), (93, 94510), (130, 67611), (155, 56706), (186, 47255), (195, 45074), (310, 28353), (390, 22537), (403, 21810), (465, 18902), (727, 12090), (806, 10905), (930, 9451), (1209, 7270), (1454, 6045), (2015, 4362), (2181, 4030), (2418, 3635)]