22479940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 54278784

約数和(自身を除く): 31798844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 761, 844, 1055, 1477, 1522, 2110, 2954, 3044, 3805, 4220, 5327, 5908, 7385, 7610, 10654, 14770, 15220, 21308, 26635, 29540, 53270, 106540, 160571, 321142, 642284, 802855, 1123997, 1605710, 2247994, 3211420, 4495988, 5619985, 11239970, 22479940]

約数ペア:

[(1, 22479940), (2, 11239970), (4, 5619985), (5, 4495988), (7, 3211420), (10, 2247994), (14, 1605710), (20, 1123997), (28, 802855), (35, 642284), (70, 321142), (140, 160571), (211, 106540), (422, 53270), (761, 29540), (844, 26635), (1055, 21308), (1477, 15220), (1522, 14770), (2110, 10654), (2954, 7610), (3044, 7385), (3805, 5908), (4220, 5327)]