13459040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 37122624

約数和(自身を除く): 23663584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 140, 160, 197, 224, 244, 280, 305, 394, 427, 488, 560, 610, 788, 854, 976, 985, 1120, 1220, 1379, 1576, 1708, 1952, 1970, 2135, 2440, 2758, 3152, 3416, 3940, 4270, 4880, 5516, 6304, 6832, 6895, 7880, 8540, 9760, 11032, 12017, 13664, 13790, 15760, 17080, 22064, 24034, 27580, 31520, 34160, 44128, 48068, 55160, 60085, 68320, 84119, 96136, 110320, 120170, 168238, 192272, 220640, 240340, 336476, 384544, 420595, 480680, 672952, 841190, 961360, 1345904, 1682380, 1922720, 2691808, 3364760, 6729520, 13459040]

約数ペア:

[(1, 13459040), (2, 6729520), (4, 3364760), (5, 2691808), (7, 1922720), (8, 1682380), (10, 1345904), (14, 961360), (16, 841190), (20, 672952), (28, 480680), (32, 420595), (35, 384544), (40, 336476), (56, 240340), (61, 220640), (70, 192272), (80, 168238), (112, 120170), (122, 110320), (140, 96136), (160, 84119), (197, 68320), (224, 60085), (244, 55160), (280, 48068), (305, 44128), (394, 34160), (427, 31520), (488, 27580), (560, 24034), (610, 22064), (788, 17080), (854, 15760), (976, 13790), (985, 13664), (1120, 12017), (1220, 11032), (1379, 9760), (1576, 8540), (1708, 7880), (1952, 6895), (1970, 6832), (2135, 6304), (2440, 5516), (2758, 4880), (3152, 4270), (3416, 3940)]