7719020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 17454528

約数和(自身を除く): 9735508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 311, 340, 365, 622, 730, 1241, 1244, 1460, 1555, 2482, 3110, 4964, 5287, 6205, 6220, 10574, 12410, 21148, 22703, 24820, 26435, 45406, 52870, 90812, 105740, 113515, 227030, 385951, 454060, 771902, 1543804, 1929755, 3859510, 7719020]

約数ペア:

[(1, 7719020), (2, 3859510), (4, 1929755), (5, 1543804), (10, 771902), (17, 454060), (20, 385951), (34, 227030), (68, 113515), (73, 105740), (85, 90812), (146, 52870), (170, 45406), (292, 26435), (311, 24820), (340, 22703), (365, 21148), (622, 12410), (730, 10574), (1241, 6220), (1244, 6205), (1460, 5287), (1555, 4964), (2482, 3110)]