18225760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16273}}^1$

素因数の和:16295

約数の個数: 48

約数和(自身を含む): 49212576

約数和(自身を除く): 30986816

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, 16273, 32546, 65092, 81365, 113911, 130184, 162730, 227822, 260368, 325460, 455644, 520736, 569555, 650920, 911288, 1139110, 1301840, 1822576, 2278220, 2603680, 3645152, 4556440, 9112880, 18225760]

約数ペア:

[(1, 18225760), (2, 9112880), (4, 4556440), (5, 3645152), (7, 2603680), (8, 2278220), (10, 1822576), (14, 1301840), (16, 1139110), (20, 911288), (28, 650920), (32, 569555), (35, 520736), (40, 455644), (56, 325460), (70, 260368), (80, 227822), (112, 162730), (140, 130184), (160, 113911), (224, 81365), (280, 65092), (560, 32546), (1120, 16273)]