2064790840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{156899}}^1$

素因数の和:156964

約数の個数: 64

約数和(自身を含む): 5422464000

約数和(自身を除く): 3357673160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 156899, 313798, 627596, 784495, 1098293, 1255192, 1568990, 2196586, 3137980, 4393172, 5491465, 6275960, 7374253, 8786344, 10982930, 14748506, 21965860, 29497012, 36871265, 43931720, 51619771, 58994024, 73742530, 103239542, 147485060, 206479084, 258098855, 294970120, 412958168, 516197710, 1032395420, 2064790840]

約数ペア:

[(1, 2064790840), (2, 1032395420), (4, 516197710), (5, 412958168), (7, 294970120), (8, 258098855), (10, 206479084), (14, 147485060), (20, 103239542), (28, 73742530), (35, 58994024), (40, 51619771), (47, 43931720), (56, 36871265), (70, 29497012), (94, 21965860), (140, 14748506), (188, 10982930), (235, 8786344), (280, 7374253), (329, 6275960), (376, 5491465), (470, 4393172), (658, 3137980), (940, 2196586), (1316, 1568990), (1645, 1255192), (1880, 1098293), (2632, 784495), (3290, 627596), (6580, 313798), (13160, 156899)]