1906436240

素因数分解:

$2^4\times 5^1\times {\mathrm{2543}}^1\times {\mathrm{9371}}^1$

素因数の和:11927

約数の個数: 40

約数和(自身を含む): 4434680448

約数和(自身を除く): 2528244208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2543, 5086, 9371, 10172, 12715, 18742, 20344, 25430, 37484, 40688, 46855, 50860, 74968, 93710, 101720, 149936, 187420, 203440, 374840, 749680, 23830453, 47660906, 95321812, 119152265, 190643624, 238304530, 381287248, 476609060, 953218120, 1906436240]

約数ペア:

[(1, 1906436240), (2, 953218120), (4, 476609060), (5, 381287248), (8, 238304530), (10, 190643624), (16, 119152265), (20, 95321812), (40, 47660906), (80, 23830453), (2543, 749680), (5086, 374840), (9371, 203440), (10172, 187420), (12715, 149936), (18742, 101720), (20344, 93710), (25430, 74968), (37484, 50860), (40688, 46855)]