2564295540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{993913}}^1$

素因数の和:993968

約数の個数: 48

約数和(自身を含む): 7347012288

約数和(自身を除く): 4782716748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 993913, 1987826, 2981739, 3975652, 4969565, 5963478, 9939130, 11926956, 14908695, 19878260, 29817390, 42738259, 59634780, 85476518, 128214777, 170953036, 213691295, 256429554, 427382590, 512859108, 641073885, 854765180, 1282147770, 2564295540]

約数ペア:

[(1, 2564295540), (2, 1282147770), (3, 854765180), (4, 641073885), (5, 512859108), (6, 427382590), (10, 256429554), (12, 213691295), (15, 170953036), (20, 128214777), (30, 85476518), (43, 59634780), (60, 42738259), (86, 29817390), (129, 19878260), (172, 14908695), (215, 11926956), (258, 9939130), (430, 5963478), (516, 4969565), (645, 3975652), (860, 2981739), (1290, 1987826), (2580, 993913)]