15630880

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{463}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 37183104

約数和(自身を除く): 21552224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 463, 844, 926, 1055, 1688, 1852, 2110, 2315, 3376, 3704, 4220, 4630, 6752, 7408, 8440, 9260, 14816, 16880, 18520, 33760, 37040, 74080, 97693, 195386, 390772, 488465, 781544, 976930, 1563088, 1953860, 3126176, 3907720, 7815440, 15630880]

約数ペア:

[(1, 15630880), (2, 7815440), (4, 3907720), (5, 3126176), (8, 1953860), (10, 1563088), (16, 976930), (20, 781544), (32, 488465), (40, 390772), (80, 195386), (160, 97693), (211, 74080), (422, 37040), (463, 33760), (844, 18520), (926, 16880), (1055, 14816), (1688, 9260), (1852, 8440), (2110, 7408), (2315, 6752), (3376, 4630), (3704, 4220)]