1868080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 4575600

約数和(自身を除く): 2707520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1229, 1520, 2458, 4916, 6145, 9832, 12290, 19664, 23351, 24580, 46702, 49160, 93404, 98320, 116755, 186808, 233510, 373616, 467020, 934040, 1868080]

約数ペア:

[(1, 1868080), (2, 934040), (4, 467020), (5, 373616), (8, 233510), (10, 186808), (16, 116755), (19, 98320), (20, 93404), (38, 49160), (40, 46702), (76, 24580), (80, 23351), (95, 19664), (152, 12290), (190, 9832), (304, 6145), (380, 4916), (760, 2458), (1229, 1520)]