1854148640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{399601}}^1$

素因数の和:399645

約数の個数: 48

約数和(自身を含む): 4531486680

約数和(自身を除く): 2677338040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 399601, 799202, 1598404, 1998005, 3196808, 3996010, 6393616, 7992020, 11588429, 12787232, 15984040, 23176858, 31968080, 46353716, 57942145, 63936160, 92707432, 115884290, 185414864, 231768580, 370829728, 463537160, 927074320, 1854148640]

約数ペア:

[(1, 1854148640), (2, 927074320), (4, 463537160), (5, 370829728), (8, 231768580), (10, 185414864), (16, 115884290), (20, 92707432), (29, 63936160), (32, 57942145), (40, 46353716), (58, 31968080), (80, 23176858), (116, 15984040), (145, 12787232), (160, 11588429), (232, 7992020), (290, 6393616), (464, 3996010), (580, 3196808), (928, 1998005), (1160, 1598404), (2320, 799202), (4640, 399601)]