550718220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{706049}}^1$

素因数の和:706074

約数の個数: 48

約数和(自身を含む): 1660629600

約数和(自身を除く): 1109911380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 706049, 1412098, 2118147, 2824196, 3530245, 4236294, 7060490, 8472588, 9178637, 10590735, 14120980, 18357274, 21181470, 27535911, 36714548, 42362940, 45893185, 55071822, 91786370, 110143644, 137679555, 183572740, 275359110, 550718220]

約数ペア:

[(1, 550718220), (2, 275359110), (3, 183572740), (4, 137679555), (5, 110143644), (6, 91786370), (10, 55071822), (12, 45893185), (13, 42362940), (15, 36714548), (20, 27535911), (26, 21181470), (30, 18357274), (39, 14120980), (52, 10590735), (60, 9178637), (65, 8472588), (78, 7060490), (130, 4236294), (156, 3530245), (195, 2824196), (260, 2118147), (390, 1412098), (780, 706049)]