12920930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1163}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 25645248

約数和(自身を除く): 12724318

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 1163, 2222, 2326, 5555, 5815, 11110, 11630, 12793, 25586, 63965, 117463, 127930, 234926, 587315, 1174630, 1292093, 2584186, 6460465, 12920930]

約数ペア:

[(1, 12920930), (2, 6460465), (5, 2584186), (10, 1292093), (11, 1174630), (22, 587315), (55, 234926), (101, 127930), (110, 117463), (202, 63965), (505, 25586), (1010, 12793), (1111, 11630), (1163, 11110), (2222, 5815), (2326, 5555)]