29019320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 72044640

約数和(自身を除く): 43025320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 653, 808, 1010, 1111, 1306, 2020, 2222, 2612, 3265, 4040, 4444, 5224, 5555, 6530, 7183, 8888, 11110, 13060, 14366, 22220, 26120, 28732, 35915, 44440, 57464, 65953, 71830, 131906, 143660, 263812, 287320, 329765, 527624, 659530, 725483, 1319060, 1450966, 2638120, 2901932, 3627415, 5803864, 7254830, 14509660, 29019320]

約数ペア:

[(1, 29019320), (2, 14509660), (4, 7254830), (5, 5803864), (8, 3627415), (10, 2901932), (11, 2638120), (20, 1450966), (22, 1319060), (40, 725483), (44, 659530), (55, 527624), (88, 329765), (101, 287320), (110, 263812), (202, 143660), (220, 131906), (404, 71830), (440, 65953), (505, 57464), (653, 44440), (808, 35915), (1010, 28732), (1111, 26120), (1306, 22220), (2020, 14366), (2222, 13060), (2612, 11110), (3265, 8888), (4040, 7183), (4444, 6530), (5224, 5555)]