203765540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{4799}}^1$

素因数の和:5012

約数の個数: 48

約数和(自身を含む): 469324800

約数和(自身を除く): 265559260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3860, 4246, 4799, 8492, 9598, 10615, 19196, 21230, 23995, 42460, 47990, 52789, 95980, 105578, 211156, 263945, 527890, 926207, 1055780, 1852414, 3704828, 4631035, 9262070, 10188277, 18524140, 20376554, 40753108, 50941385, 101882770, 203765540]

約数ペア:

[(1, 203765540), (2, 101882770), (4, 50941385), (5, 40753108), (10, 20376554), (11, 18524140), (20, 10188277), (22, 9262070), (44, 4631035), (55, 3704828), (110, 1852414), (193, 1055780), (220, 926207), (386, 527890), (772, 263945), (965, 211156), (1930, 105578), (2123, 95980), (3860, 52789), (4246, 47990), (4799, 42460), (8492, 23995), (9598, 21230), (10615, 19196)]