3243920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 8249472

約数和(自身を除く): 5005552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 43, 46, 80, 82, 86, 92, 115, 164, 172, 184, 205, 215, 230, 328, 344, 368, 410, 430, 460, 656, 688, 820, 860, 920, 943, 989, 1640, 1720, 1763, 1840, 1886, 1978, 3280, 3440, 3526, 3772, 3956, 4715, 4945, 7052, 7544, 7912, 8815, 9430, 9890, 14104, 15088, 15824, 17630, 18860, 19780, 28208, 35260, 37720, 39560, 40549, 70520, 75440, 79120, 81098, 141040, 162196, 202745, 324392, 405490, 648784, 810980, 1621960, 3243920]

約数ペア:

[(1, 3243920), (2, 1621960), (4, 810980), (5, 648784), (8, 405490), (10, 324392), (16, 202745), (20, 162196), (23, 141040), (40, 81098), (41, 79120), (43, 75440), (46, 70520), (80, 40549), (82, 39560), (86, 37720), (92, 35260), (115, 28208), (164, 19780), (172, 18860), (184, 17630), (205, 15824), (215, 15088), (230, 14104), (328, 9890), (344, 9430), (368, 8815), (410, 7912), (430, 7544), (460, 7052), (656, 4945), (688, 4715), (820, 3956), (860, 3772), (920, 3526), (943, 3440), (989, 3280), (1640, 1978), (1720, 1886), (1763, 1840)]