40352480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{5147}}^1$

素因数の和:5176

約数の個数: 72

約数和(自身を含む): 110918808

約数和(自身を除く): 70566328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 5147, 7840, 10294, 20588, 25735, 36029, 41176, 51470, 72058, 82352, 102940, 144116, 164704, 180145, 205880, 252203, 288232, 360290, 411760, 504406, 576464, 720580, 823520, 1008812, 1152928, 1261015, 1441160, 2017624, 2522030, 2882320, 4035248, 5044060, 5764640, 8070496, 10088120, 20176240, 40352480]

約数ペア:

[(1, 40352480), (2, 20176240), (4, 10088120), (5, 8070496), (7, 5764640), (8, 5044060), (10, 4035248), (14, 2882320), (16, 2522030), (20, 2017624), (28, 1441160), (32, 1261015), (35, 1152928), (40, 1008812), (49, 823520), (56, 720580), (70, 576464), (80, 504406), (98, 411760), (112, 360290), (140, 288232), (160, 252203), (196, 205880), (224, 180145), (245, 164704), (280, 144116), (392, 102940), (490, 82352), (560, 72058), (784, 51470), (980, 41176), (1120, 36029), (1568, 25735), (1960, 20588), (3920, 10294), (5147, 7840)]