9680920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5903}}^1$

素因数の和:5955

約数の個数: 32

約数和(自身を含む): 22317120

約数和(自身を除く): 12636200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5903, 11806, 23612, 29515, 47224, 59030, 118060, 236120, 242023, 484046, 968092, 1210115, 1936184, 2420230, 4840460, 9680920]

約数ペア:

[(1, 9680920), (2, 4840460), (4, 2420230), (5, 1936184), (8, 1210115), (10, 968092), (20, 484046), (40, 242023), (41, 236120), (82, 118060), (164, 59030), (205, 47224), (328, 29515), (410, 23612), (820, 11806), (1640, 5903)]