2100080720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1544177}}^1$

素因数の和:1544207

約数の個数: 40

約数和(自身を含む): 5169907944

約数和(自身を除く): 3069827224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1544177, 3088354, 6176708, 7720885, 12353416, 15441770, 24706832, 26251009, 30883540, 52502018, 61767080, 105004036, 123534160, 131255045, 210008072, 262510090, 420016144, 525020180, 1050040360, 2100080720]

約数ペア:

[(1, 2100080720), (2, 1050040360), (4, 525020180), (5, 420016144), (8, 262510090), (10, 210008072), (16, 131255045), (17, 123534160), (20, 105004036), (34, 61767080), (40, 52502018), (68, 30883540), (80, 26251009), (85, 24706832), (136, 15441770), (170, 12353416), (272, 7720885), (340, 6176708), (680, 3088354), (1360, 1544177)]