16963240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 44582400

約数和(自身を除く): 27619160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1289, 1316, 1645, 1880, 2578, 2632, 3290, 5156, 6445, 6580, 9023, 10312, 12890, 13160, 18046, 25780, 36092, 45115, 51560, 60583, 72184, 90230, 121166, 180460, 242332, 302915, 360920, 424081, 484664, 605830, 848162, 1211660, 1696324, 2120405, 2423320, 3392648, 4240810, 8481620, 16963240]

約数ペア:

[(1, 16963240), (2, 8481620), (4, 4240810), (5, 3392648), (7, 2423320), (8, 2120405), (10, 1696324), (14, 1211660), (20, 848162), (28, 605830), (35, 484664), (40, 424081), (47, 360920), (56, 302915), (70, 242332), (94, 180460), (140, 121166), (188, 90230), (235, 72184), (280, 60583), (329, 51560), (376, 45115), (470, 36092), (658, 25780), (940, 18046), (1289, 13160), (1316, 12890), (1645, 10312), (1880, 9023), (2578, 6580), (2632, 6445), (3290, 5156)]