23087920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7039}}^1$

素因数の和:7093

約数の個数: 40

約数和(自身を含む): 54996480

約数和(自身を除く): 31908560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 7039, 14078, 28156, 35195, 56312, 70390, 112624, 140780, 281560, 288599, 563120, 577198, 1154396, 1442995, 2308792, 2885990, 4617584, 5771980, 11543960, 23087920]

約数ペア:

[(1, 23087920), (2, 11543960), (4, 5771980), (5, 4617584), (8, 2885990), (10, 2308792), (16, 1442995), (20, 1154396), (40, 577198), (41, 563120), (80, 288599), (82, 281560), (164, 140780), (205, 112624), (328, 70390), (410, 56312), (656, 35195), (820, 28156), (1640, 14078), (3280, 7039)]