16442740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 36932112

約数和(自身を除く): 20489372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 353, 548, 685, 706, 1370, 1412, 1765, 2329, 2740, 3530, 4658, 6001, 7060, 9316, 11645, 12002, 23290, 24004, 30005, 46580, 48361, 60010, 96722, 120020, 193444, 241805, 483610, 822137, 967220, 1644274, 3288548, 4110685, 8221370, 16442740]

約数ペア:

[(1, 16442740), (2, 8221370), (4, 4110685), (5, 3288548), (10, 1644274), (17, 967220), (20, 822137), (34, 483610), (68, 241805), (85, 193444), (137, 120020), (170, 96722), (274, 60010), (340, 48361), (353, 46580), (548, 30005), (685, 24004), (706, 23290), (1370, 12002), (1412, 11645), (1765, 9316), (2329, 7060), (2740, 6001), (3530, 4658)]