19117040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12577}}^1$

素因数の和:12609

約数の個数: 40

約数和(自身を含む): 46790160

約数和(自身を除く): 27673120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 12577, 25154, 50308, 62885, 100616, 125770, 201232, 238963, 251540, 477926, 503080, 955852, 1006160, 1194815, 1911704, 2389630, 3823408, 4779260, 9558520, 19117040]

約数ペア:

[(1, 19117040), (2, 9558520), (4, 4779260), (5, 3823408), (8, 2389630), (10, 1911704), (16, 1194815), (19, 1006160), (20, 955852), (38, 503080), (40, 477926), (76, 251540), (80, 238963), (95, 201232), (152, 125770), (190, 100616), (304, 62885), (380, 50308), (760, 25154), (1520, 12577)]