253669880

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{22409}}^1$

素因数の和:22703

約数の個数: 32

約数和(自身を含む): 572799600

約数和(自身を除く): 319129720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 11320, 22409, 44818, 89636, 112045, 179272, 224090, 448180, 896360, 6341747, 12683494, 25366988, 31708735, 50733976, 63417470, 126834940, 253669880]

約数ペア:

[(1, 253669880), (2, 126834940), (4, 63417470), (5, 50733976), (8, 31708735), (10, 25366988), (20, 12683494), (40, 6341747), (283, 896360), (566, 448180), (1132, 224090), (1415, 179272), (2264, 112045), (2830, 89636), (5660, 44818), (11320, 22409)]