22207880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 30668920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 239, 404, 460, 478, 505, 808, 920, 956, 1010, 1195, 1912, 2020, 2323, 2390, 4040, 4646, 4780, 5497, 9292, 9560, 10994, 11615, 18584, 21988, 23230, 24139, 27485, 43976, 46460, 48278, 54970, 92920, 96556, 109940, 120695, 193112, 219880, 241390, 482780, 555197, 965560, 1110394, 2220788, 2775985, 4441576, 5551970, 11103940, 22207880]

約数ペア:

[(1, 22207880), (2, 11103940), (4, 5551970), (5, 4441576), (8, 2775985), (10, 2220788), (20, 1110394), (23, 965560), (40, 555197), (46, 482780), (92, 241390), (101, 219880), (115, 193112), (184, 120695), (202, 109940), (230, 96556), (239, 92920), (404, 54970), (460, 48278), (478, 46460), (505, 43976), (808, 27485), (920, 24139), (956, 23230), (1010, 21988), (1195, 18584), (1912, 11615), (2020, 10994), (2323, 9560), (2390, 9292), (4040, 5497), (4646, 4780)]