22419760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 57808800

約数和(自身を除く): 35389040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 292, 349, 365, 440, 584, 698, 730, 803, 880, 1168, 1396, 1460, 1606, 1745, 2792, 2920, 3212, 3490, 3839, 4015, 5584, 5840, 6424, 6980, 7678, 8030, 12848, 13960, 15356, 16060, 19195, 25477, 27920, 30712, 32120, 38390, 50954, 61424, 64240, 76780, 101908, 127385, 153560, 203816, 254770, 280247, 307120, 407632, 509540, 560494, 1019080, 1120988, 1401235, 2038160, 2241976, 2802470, 4483952, 5604940, 11209880, 22419760]

約数ペア:

[(1, 22419760), (2, 11209880), (4, 5604940), (5, 4483952), (8, 2802470), (10, 2241976), (11, 2038160), (16, 1401235), (20, 1120988), (22, 1019080), (40, 560494), (44, 509540), (55, 407632), (73, 307120), (80, 280247), (88, 254770), (110, 203816), (146, 153560), (176, 127385), (220, 101908), (292, 76780), (349, 64240), (365, 61424), (440, 50954), (584, 38390), (698, 32120), (730, 30712), (803, 27920), (880, 25477), (1168, 19195), (1396, 16060), (1460, 15356), (1606, 13960), (1745, 12848), (2792, 8030), (2920, 7678), (3212, 6980), (3490, 6424), (3839, 5840), (4015, 5584)]