13971620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 34927200

約数和(自身を除く): 20955580

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 85, 109, 116, 130, 145, 170, 218, 221, 260, 290, 340, 377, 436, 442, 493, 545, 580, 754, 884, 986, 1090, 1105, 1417, 1508, 1853, 1885, 1972, 2180, 2210, 2465, 2834, 3161, 3706, 3770, 4420, 4930, 5668, 6322, 6409, 7085, 7412, 7540, 9265, 9860, 12644, 12818, 14170, 15805, 18530, 24089, 25636, 28340, 31610, 32045, 37060, 41093, 48178, 53737, 63220, 64090, 82186, 96356, 107474, 120445, 128180, 164372, 205465, 214948, 240890, 268685, 410930, 481780, 537370, 698581, 821860, 1074740, 1397162, 2794324, 3492905, 6985810, 13971620]

約数ペア:

[(1, 13971620), (2, 6985810), (4, 3492905), (5, 2794324), (10, 1397162), (13, 1074740), (17, 821860), (20, 698581), (26, 537370), (29, 481780), (34, 410930), (52, 268685), (58, 240890), (65, 214948), (68, 205465), (85, 164372), (109, 128180), (116, 120445), (130, 107474), (145, 96356), (170, 82186), (218, 64090), (221, 63220), (260, 53737), (290, 48178), (340, 41093), (377, 37060), (436, 32045), (442, 31610), (493, 28340), (545, 25636), (580, 24089), (754, 18530), (884, 15805), (986, 14170), (1090, 12818), (1105, 12644), (1417, 9860), (1508, 9265), (1853, 7540), (1885, 7412), (1972, 7085), (2180, 6409), (2210, 6322), (2465, 5668), (2834, 4930), (3161, 4420), (3706, 3770)]