12907452760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{11353}}^1$

素因数の和:12068

約数の個数: 64

約数和(自身を含む): 29764738080

約数和(自身を除く): 16857285320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 661, 860, 1322, 1720, 2644, 3305, 5288, 6610, 11353, 13220, 22706, 26440, 28423, 45412, 56765, 56846, 90824, 113530, 113692, 142115, 227060, 227384, 284230, 454120, 488179, 568460, 976358, 1136920, 1952716, 2440895, 3905432, 4881790, 7504333, 9763580, 15008666, 19527160, 30017332, 37521665, 60034664, 75043330, 150086660, 300173320, 322686319, 645372638, 1290745276, 1613431595, 2581490552, 3226863190, 6453726380, 12907452760]

約数ペア:

[(1, 12907452760), (2, 6453726380), (4, 3226863190), (5, 2581490552), (8, 1613431595), (10, 1290745276), (20, 645372638), (40, 322686319), (43, 300173320), (86, 150086660), (172, 75043330), (215, 60034664), (344, 37521665), (430, 30017332), (661, 19527160), (860, 15008666), (1322, 9763580), (1720, 7504333), (2644, 4881790), (3305, 3905432), (5288, 2440895), (6610, 1952716), (11353, 1136920), (13220, 976358), (22706, 568460), (26440, 488179), (28423, 454120), (45412, 284230), (56765, 227384), (56846, 227060), (90824, 142115), (113530, 113692)]