827358520

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{108293}}^1$

素因数の和:108495

約数の個数: 32

約数和(自身を含む): 1871320320

約数和(自身を除く): 1043961800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 108293, 216586, 433172, 541465, 866344, 1082930, 2165860, 4331720, 20683963, 41367926, 82735852, 103419815, 165471704, 206839630, 413679260, 827358520]

約数ペア:

[(1, 827358520), (2, 413679260), (4, 206839630), (5, 165471704), (8, 103419815), (10, 82735852), (20, 41367926), (40, 20683963), (191, 4331720), (382, 2165860), (764, 1082930), (955, 866344), (1528, 541465), (1910, 433172), (3820, 216586), (7640, 108293)]