201913120

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{5659}}^1$

素因数の和:5897

約数の個数: 48

約数和(自身を含む): 479243520

約数和(自身を除く): 277330400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 5659, 7136, 8920, 11318, 17840, 22636, 28295, 35680, 45272, 56590, 90544, 113180, 181088, 226360, 452720, 905440, 1261957, 2523914, 5047828, 6309785, 10095656, 12619570, 20191312, 25239140, 40382624, 50478280, 100956560, 201913120]

約数ペア:

[(1, 201913120), (2, 100956560), (4, 50478280), (5, 40382624), (8, 25239140), (10, 20191312), (16, 12619570), (20, 10095656), (32, 6309785), (40, 5047828), (80, 2523914), (160, 1261957), (223, 905440), (446, 452720), (892, 226360), (1115, 181088), (1784, 113180), (2230, 90544), (3568, 56590), (4460, 45272), (5659, 35680), (7136, 28295), (8920, 22636), (11318, 17840)]