2005540080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8356417}}^1$

素因数の和:8356433

約数の個数: 40

約数和(自身を含む): 6217174992

約数和(自身を除く): 4211634912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8356417, 16712834, 25069251, 33425668, 41782085, 50138502, 66851336, 83564170, 100277004, 125346255, 133702672, 167128340, 200554008, 250692510, 334256680, 401108016, 501385020, 668513360, 1002770040, 2005540080]

約数ペア:

[(1, 2005540080), (2, 1002770040), (3, 668513360), (4, 501385020), (5, 401108016), (6, 334256680), (8, 250692510), (10, 200554008), (12, 167128340), (15, 133702672), (16, 125346255), (20, 100277004), (24, 83564170), (30, 66851336), (40, 50138502), (48, 41782085), (60, 33425668), (80, 25069251), (120, 16712834), (240, 8356417)]