201701990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47237}}^1$

素因数の和:47312

約数の個数: 32

約数和(自身を含む): 421740864

約数和(自身を除く): 220038874

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 47237, 94474, 236185, 330659, 472370, 661318, 1653295, 2881457, 3306590, 5762914, 14407285, 20170199, 28814570, 40340398, 100850995, 201701990]

約数ペア:

[(1, 201701990), (2, 100850995), (5, 40340398), (7, 28814570), (10, 20170199), (14, 14407285), (35, 5762914), (61, 3306590), (70, 2881457), (122, 1653295), (305, 661318), (427, 472370), (610, 330659), (854, 236185), (2135, 94474), (4270, 47237)]