8998220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5843}}^1$

素因数の和:5870

約数の個数: 48

約数和(自身を含む): 23563008

約数和(自身を除く): 14564788

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5843, 11686, 23372, 29215, 40901, 58430, 64273, 81802, 116860, 128546, 163604, 204505, 257092, 321365, 409010, 449911, 642730, 818020, 899822, 1285460, 1799644, 2249555, 4499110, 8998220]

約数ペア:

[(1, 8998220), (2, 4499110), (4, 2249555), (5, 1799644), (7, 1285460), (10, 899822), (11, 818020), (14, 642730), (20, 449911), (22, 409010), (28, 321365), (35, 257092), (44, 204505), (55, 163604), (70, 128546), (77, 116860), (110, 81802), (140, 64273), (154, 58430), (220, 40901), (308, 29215), (385, 23372), (770, 11686), (1540, 5843)]