16744520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2477}}^1$

素因数の和:2514

約数の個数: 48

約数和(自身を含む): 40812660

約数和(自身を除く): 24068140

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 2477, 3380, 4954, 6760, 9908, 12385, 19816, 24770, 32201, 49540, 64402, 99080, 128804, 161005, 257608, 322010, 418613, 644020, 837226, 1288040, 1674452, 2093065, 3348904, 4186130, 8372260, 16744520]

約数ペア:

[(1, 16744520), (2, 8372260), (4, 4186130), (5, 3348904), (8, 2093065), (10, 1674452), (13, 1288040), (20, 837226), (26, 644020), (40, 418613), (52, 322010), (65, 257608), (104, 161005), (130, 128804), (169, 99080), (260, 64402), (338, 49540), (520, 32201), (676, 24770), (845, 19816), (1352, 12385), (1690, 9908), (2477, 6760), (3380, 4954)]