13238429540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{235811}}^1$

素因数の和:236228

約数の個数: 48

約数和(自身を含む): 31851598464

約数和(自身を除く): 18613168924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1604, 2005, 2807, 4010, 5614, 8020, 11228, 14035, 28070, 56140, 235811, 471622, 943244, 1179055, 1650677, 2358110, 3301354, 4716220, 6602708, 8253385, 16506770, 33013540, 94560211, 189120422, 378240844, 472801055, 661921477, 945602110, 1323842954, 1891204220, 2647685908, 3309607385, 6619214770, 13238429540]

約数ペア:

[(1, 13238429540), (2, 6619214770), (4, 3309607385), (5, 2647685908), (7, 1891204220), (10, 1323842954), (14, 945602110), (20, 661921477), (28, 472801055), (35, 378240844), (70, 189120422), (140, 94560211), (401, 33013540), (802, 16506770), (1604, 8253385), (2005, 6602708), (2807, 4716220), (4010, 3301354), (5614, 2358110), (8020, 1650677), (11228, 1179055), (14035, 943244), (28070, 471622), (56140, 235811)]