18464320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8243}}^1$

素因数の和:8267

約数の個数: 56

約数和(自身を含む): 50255424

約数和(自身を除く): 31791104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8243, 16486, 32972, 41215, 57701, 65944, 82430, 115402, 131888, 164860, 230804, 263776, 288505, 329720, 461608, 527552, 577010, 659440, 923216, 1154020, 1318880, 1846432, 2308040, 2637760, 3692864, 4616080, 9232160, 18464320]

約数ペア:

[(1, 18464320), (2, 9232160), (4, 4616080), (5, 3692864), (7, 2637760), (8, 2308040), (10, 1846432), (14, 1318880), (16, 1154020), (20, 923216), (28, 659440), (32, 577010), (35, 527552), (40, 461608), (56, 329720), (64, 288505), (70, 263776), (80, 230804), (112, 164860), (140, 131888), (160, 115402), (224, 82430), (280, 65944), (320, 57701), (448, 41215), (560, 32972), (1120, 16486), (2240, 8243)]