40023680

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2719}}^1$

素因数の和:2761

約数の個数: 64

約数和(自身を含む): 99878400

約数和(自身を除く): 59854720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2719, 2944, 3680, 5438, 7360, 10876, 13595, 14720, 21752, 27190, 43504, 54380, 62537, 87008, 108760, 125074, 174016, 217520, 250148, 312685, 348032, 435040, 500296, 625370, 870080, 1000592, 1250740, 1740160, 2001184, 2501480, 4002368, 5002960, 8004736, 10005920, 20011840, 40023680]

約数ペア:

[(1, 40023680), (2, 20011840), (4, 10005920), (5, 8004736), (8, 5002960), (10, 4002368), (16, 2501480), (20, 2001184), (23, 1740160), (32, 1250740), (40, 1000592), (46, 870080), (64, 625370), (80, 500296), (92, 435040), (115, 348032), (128, 312685), (160, 250148), (184, 217520), (230, 174016), (320, 125074), (368, 108760), (460, 87008), (640, 62537), (736, 54380), (920, 43504), (1472, 27190), (1840, 21752), (2719, 14720), (2944, 13595), (3680, 10876), (5438, 7360)]