17950040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8467}}^1$

素因数の和:8531

約数の個数: 32

約数和(自身を含む): 41154480

約数和(自身を除く): 23204440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 8467, 16934, 33868, 42335, 67736, 84670, 169340, 338680, 448751, 897502, 1795004, 2243755, 3590008, 4487510, 8975020, 17950040]

約数ペア:

[(1, 17950040), (2, 8975020), (4, 4487510), (5, 3590008), (8, 2243755), (10, 1795004), (20, 897502), (40, 448751), (53, 338680), (106, 169340), (212, 84670), (265, 67736), (424, 42335), (530, 33868), (1060, 16934), (2120, 8467)]