22560440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 58449600

約数和(自身を除く): 35889160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 409, 788, 818, 985, 1379, 1576, 1636, 1970, 2045, 2758, 2863, 3272, 3940, 4090, 5516, 5726, 6895, 7880, 8180, 11032, 11452, 13790, 14315, 16360, 22904, 27580, 28630, 55160, 57260, 80573, 114520, 161146, 322292, 402865, 564011, 644584, 805730, 1128022, 1611460, 2256044, 2820055, 3222920, 4512088, 5640110, 11280220, 22560440]

約数ペア:

[(1, 22560440), (2, 11280220), (4, 5640110), (5, 4512088), (7, 3222920), (8, 2820055), (10, 2256044), (14, 1611460), (20, 1128022), (28, 805730), (35, 644584), (40, 564011), (56, 402865), (70, 322292), (140, 161146), (197, 114520), (280, 80573), (394, 57260), (409, 55160), (788, 28630), (818, 27580), (985, 22904), (1379, 16360), (1576, 14315), (1636, 13790), (1970, 11452), (2045, 11032), (2758, 8180), (2863, 7880), (3272, 6895), (3940, 5726), (4090, 5516)]