509813540

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{709}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 1083658800

約数和(自身を除く): 573845260

約数列:

[1, 2, 4, 5, 10, 20, 157, 229, 314, 458, 628, 709, 785, 916, 1145, 1418, 1570, 2290, 2836, 3140, 3545, 4580, 7090, 14180, 35953, 71906, 111313, 143812, 162361, 179765, 222626, 324722, 359530, 445252, 556565, 649444, 719060, 811805, 1113130, 1623610, 2226260, 3247220, 25490677, 50981354, 101962708, 127453385, 254906770, 509813540]

約数ペア:

[(1, 509813540), (2, 254906770), (4, 127453385), (5, 101962708), (10, 50981354), (20, 25490677), (157, 3247220), (229, 2226260), (314, 1623610), (458, 1113130), (628, 811805), (709, 719060), (785, 649444), (916, 556565), (1145, 445252), (1418, 359530), (1570, 324722), (2290, 222626), (2836, 179765), (3140, 162361), (3545, 143812), (4580, 111313), (7090, 71906), (14180, 35953)]