210872860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22291}}^1$

素因数の和:22354

約数の個数: 48

約数和(自身を含む): 494347392

約数和(自身を除く): 283474532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 22291, 44582, 89164, 111455, 222910, 245201, 445820, 490402, 958513, 980804, 1226005, 1917026, 2452010, 3834052, 4792565, 4904020, 9585130, 10543643, 19170260, 21087286, 42174572, 52718215, 105436430, 210872860]

約数ペア:

[(1, 210872860), (2, 105436430), (4, 52718215), (5, 42174572), (10, 21087286), (11, 19170260), (20, 10543643), (22, 9585130), (43, 4904020), (44, 4792565), (55, 3834052), (86, 2452010), (110, 1917026), (172, 1226005), (215, 980804), (220, 958513), (430, 490402), (473, 445820), (860, 245201), (946, 222910), (1892, 111455), (2365, 89164), (4730, 44582), (9460, 22291)]