4397996960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{560969}}^1$

素因数の和:560998

約数の個数: 72

約数和(自身を含む): 12086659620

約数和(自身を除く): 7688662660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 560969, 1121938, 2243876, 2804845, 3926783, 4487752, 5609690, 7853566, 8975504, 11219380, 15707132, 17951008, 19633915, 22438760, 27487481, 31414264, 39267830, 44877520, 54974962, 62828528, 78535660, 89755040, 109949924, 125657056, 137437405, 157071320, 219899848, 274874810, 314142640, 439799696, 549749620, 628285280, 879599392, 1099499240, 2198998480, 4397996960]

約数ペア:

[(1, 4397996960), (2, 2198998480), (4, 1099499240), (5, 879599392), (7, 628285280), (8, 549749620), (10, 439799696), (14, 314142640), (16, 274874810), (20, 219899848), (28, 157071320), (32, 137437405), (35, 125657056), (40, 109949924), (49, 89755040), (56, 78535660), (70, 62828528), (80, 54974962), (98, 44877520), (112, 39267830), (140, 31414264), (160, 27487481), (196, 22438760), (224, 19633915), (245, 17951008), (280, 15707132), (392, 11219380), (490, 8975504), (560, 7853566), (784, 5609690), (980, 4487752), (1120, 3926783), (1568, 2804845), (1960, 2243876), (3920, 1121938), (7840, 560969)]