12921040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14683}}^1$

素因数の和:14707

約数の個数: 40

約数和(自身を含む): 32774688

約数和(自身を除く): 19853648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14683, 29366, 58732, 73415, 117464, 146830, 161513, 234928, 293660, 323026, 587320, 646052, 807565, 1174640, 1292104, 1615130, 2584208, 3230260, 6460520, 12921040]

約数ペア:

[(1, 12921040), (2, 6460520), (4, 3230260), (5, 2584208), (8, 1615130), (10, 1292104), (11, 1174640), (16, 807565), (20, 646052), (22, 587320), (40, 323026), (44, 293660), (55, 234928), (80, 161513), (88, 146830), (110, 117464), (176, 73415), (220, 58732), (440, 29366), (880, 14683)]