22840240

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3911}}^1$

素因数の和:3997

約数の個数: 40

約数和(自身を含む): 53844768

約数和(自身を除く): 31004528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 3911, 5840, 7822, 15644, 19555, 31288, 39110, 62576, 78220, 156440, 285503, 312880, 571006, 1142012, 1427515, 2284024, 2855030, 4568048, 5710060, 11420120, 22840240]

約数ペア:

[(1, 22840240), (2, 11420120), (4, 5710060), (5, 4568048), (8, 2855030), (10, 2284024), (16, 1427515), (20, 1142012), (40, 571006), (73, 312880), (80, 285503), (146, 156440), (292, 78220), (365, 62576), (584, 39110), (730, 31288), (1168, 19555), (1460, 15644), (2920, 7822), (3911, 5840)]