5778220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 14011200

約数和(自身を除く): 8232980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 277, 298, 554, 596, 745, 1043, 1108, 1385, 1490, 1939, 2086, 2770, 2980, 3878, 4172, 5215, 5540, 7756, 9695, 10430, 19390, 20860, 38780, 41273, 82546, 165092, 206365, 288911, 412730, 577822, 825460, 1155644, 1444555, 2889110, 5778220]

約数ペア:

[(1, 5778220), (2, 2889110), (4, 1444555), (5, 1155644), (7, 825460), (10, 577822), (14, 412730), (20, 288911), (28, 206365), (35, 165092), (70, 82546), (140, 41273), (149, 38780), (277, 20860), (298, 19390), (554, 10430), (596, 9695), (745, 7756), (1043, 5540), (1108, 5215), (1385, 4172), (1490, 3878), (1939, 2980), (2086, 2770)]