16860080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2887}}^1$

素因数の和:2973

約数の個数: 40

約数和(自身を含む): 39750432

約数和(自身を除く): 22890352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2887, 2920, 5774, 5840, 11548, 14435, 23096, 28870, 46192, 57740, 115480, 210751, 230960, 421502, 843004, 1053755, 1686008, 2107510, 3372016, 4215020, 8430040, 16860080]

約数ペア:

[(1, 16860080), (2, 8430040), (4, 4215020), (5, 3372016), (8, 2107510), (10, 1686008), (16, 1053755), (20, 843004), (40, 421502), (73, 230960), (80, 210751), (146, 115480), (292, 57740), (365, 46192), (584, 28870), (730, 23096), (1168, 14435), (1460, 11548), (2887, 5840), (2920, 5774)]