2016560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 5791296

約数和(自身を除く): 3774736

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 277, 280, 364, 455, 520, 554, 560, 728, 910, 1040, 1108, 1385, 1456, 1820, 1939, 2216, 2770, 3601, 3640, 3878, 4432, 5540, 7202, 7280, 7756, 9695, 11080, 14404, 15512, 18005, 19390, 22160, 25207, 28808, 31024, 36010, 38780, 50414, 57616, 72020, 77560, 100828, 126035, 144040, 155120, 201656, 252070, 288080, 403312, 504140, 1008280, 2016560]

約数ペア:

[(1, 2016560), (2, 1008280), (4, 504140), (5, 403312), (7, 288080), (8, 252070), (10, 201656), (13, 155120), (14, 144040), (16, 126035), (20, 100828), (26, 77560), (28, 72020), (35, 57616), (40, 50414), (52, 38780), (56, 36010), (65, 31024), (70, 28808), (80, 25207), (91, 22160), (104, 19390), (112, 18005), (130, 15512), (140, 14404), (182, 11080), (208, 9695), (260, 7756), (277, 7280), (280, 7202), (364, 5540), (455, 4432), (520, 3878), (554, 3640), (560, 3601), (728, 2770), (910, 2216), (1040, 1939), (1108, 1820), (1385, 1456)]