13799560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 32503680

約数和(自身を除く): 18704120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 71, 86, 113, 142, 172, 215, 226, 284, 344, 355, 430, 452, 565, 568, 710, 860, 904, 1130, 1420, 1720, 2260, 2840, 3053, 4520, 4859, 6106, 8023, 9718, 12212, 15265, 16046, 19436, 24295, 24424, 30530, 32092, 38872, 40115, 48590, 61060, 64184, 80230, 97180, 122120, 160460, 194360, 320920, 344989, 689978, 1379956, 1724945, 2759912, 3449890, 6899780, 13799560]

約数ペア:

[(1, 13799560), (2, 6899780), (4, 3449890), (5, 2759912), (8, 1724945), (10, 1379956), (20, 689978), (40, 344989), (43, 320920), (71, 194360), (86, 160460), (113, 122120), (142, 97180), (172, 80230), (215, 64184), (226, 61060), (284, 48590), (344, 40115), (355, 38872), (430, 32092), (452, 30530), (565, 24424), (568, 24295), (710, 19436), (860, 16046), (904, 15265), (1130, 12212), (1420, 9718), (1720, 8023), (2260, 6106), (2840, 4859), (3053, 4520)]