201972920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{297019}}^1$

素因数の和:297047

約数の個数: 32

約数和(自身を含む): 481172400

約数和(自身を除く): 279199480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 297019, 594038, 1188076, 1485095, 2376152, 2970190, 5049323, 5940380, 10098646, 11880760, 20197292, 25246615, 40394584, 50493230, 100986460, 201972920]

約数ペア:

[(1, 201972920), (2, 100986460), (4, 50493230), (5, 40394584), (8, 25246615), (10, 20197292), (17, 11880760), (20, 10098646), (34, 5940380), (40, 5049323), (68, 2970190), (85, 2376152), (136, 1485095), (170, 1188076), (340, 594038), (680, 297019)]