18257120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16301}}^1$

素因数の和:16323

約数の個数: 48

約数和(自身を含む): 49297248

約数和(自身を除く): 31040128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16301, 32602, 65204, 81505, 114107, 130408, 163010, 228214, 260816, 326020, 456428, 521632, 570535, 652040, 912856, 1141070, 1304080, 1825712, 2282140, 2608160, 3651424, 4564280, 9128560, 18257120]

約数ペア:

[(1, 18257120), (2, 9128560), (4, 4564280), (5, 3651424), (7, 2608160), (8, 2282140), (10, 1825712), (14, 1304080), (16, 1141070), (20, 912856), (28, 652040), (32, 570535), (35, 521632), (40, 456428), (56, 326020), (70, 260816), (80, 228214), (112, 163010), (140, 130408), (160, 114107), (224, 81505), (280, 65204), (560, 32602), (1120, 16301)]