16202440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21319}}^1$

素因数の和:21349

約数の個数: 32

約数和(自身を含む): 38376000

約数和(自身を除く): 22173560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21319, 42638, 85276, 106595, 170552, 213190, 405061, 426380, 810122, 852760, 1620244, 2025305, 3240488, 4050610, 8101220, 16202440]

約数ペア:

[(1, 16202440), (2, 8101220), (4, 4050610), (5, 3240488), (8, 2025305), (10, 1620244), (19, 852760), (20, 810122), (38, 426380), (40, 405061), (76, 213190), (95, 170552), (152, 106595), (190, 85276), (380, 42638), (760, 21319)]