381900080

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{26669}}^1$

素因数の和:26861

約数の個数: 40

約数和(自身を含む): 892911600

約数和(自身を除く): 511011520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 7160, 14320, 26669, 53338, 106676, 133345, 213352, 266690, 426704, 533380, 1066760, 2133520, 4773751, 9547502, 19095004, 23868755, 38190008, 47737510, 76380016, 95475020, 190950040, 381900080]

約数ペア:

[(1, 381900080), (2, 190950040), (4, 95475020), (5, 76380016), (8, 47737510), (10, 38190008), (16, 23868755), (20, 19095004), (40, 9547502), (80, 4773751), (179, 2133520), (358, 1066760), (716, 533380), (895, 426704), (1432, 266690), (1790, 213352), (2864, 133345), (3580, 106676), (7160, 53338), (14320, 26669)]