1861569460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{18077}}^1$

素因数の和:18376

約数の個数: 48

約数和(自身を含む): 4130461440

約数和(自身を除く): 2268891980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 542, 1084, 1355, 2710, 5149, 5420, 10298, 18077, 20596, 25745, 36154, 51490, 72308, 90385, 102980, 180770, 343463, 361540, 686926, 1373852, 1717315, 3434630, 4898867, 6869260, 9797734, 19595468, 24494335, 48988670, 93078473, 97977340, 186156946, 372313892, 465392365, 930784730, 1861569460]

約数ペア:

[(1, 1861569460), (2, 930784730), (4, 465392365), (5, 372313892), (10, 186156946), (19, 97977340), (20, 93078473), (38, 48988670), (76, 24494335), (95, 19595468), (190, 9797734), (271, 6869260), (380, 4898867), (542, 3434630), (1084, 1717315), (1355, 1373852), (2710, 686926), (5149, 361540), (5420, 343463), (10298, 180770), (18077, 102980), (20596, 90385), (25745, 72308), (36154, 51490)]