2880800

素因数分解:

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

素因数の和:310

約数の個数: 72

約数和(自身を含む): 7601076

約数和(自身を除く): 4720276

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 277, 325, 400, 416, 520, 554, 650, 800, 1040, 1108, 1300, 1385, 2080, 2216, 2600, 2770, 3601, 4432, 5200, 5540, 6925, 7202, 8864, 10400, 11080, 13850, 14404, 18005, 22160, 27700, 28808, 36010, 44320, 55400, 57616, 72020, 90025, 110800, 115232, 144040, 180050, 221600, 288080, 360100, 576160, 720200, 1440400, 2880800]

約数ペア:

[(1, 2880800), (2, 1440400), (4, 720200), (5, 576160), (8, 360100), (10, 288080), (13, 221600), (16, 180050), (20, 144040), (25, 115232), (26, 110800), (32, 90025), (40, 72020), (50, 57616), (52, 55400), (65, 44320), (80, 36010), (100, 28808), (104, 27700), (130, 22160), (160, 18005), (200, 14404), (208, 13850), (260, 11080), (277, 10400), (325, 8864), (400, 7202), (416, 6925), (520, 5540), (554, 5200), (650, 4432), (800, 3601), (1040, 2770), (1108, 2600), (1300, 2216), (1385, 2080)]