1720688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 40

約数和(自身を含む): 3551856

約数和(自身を除く): 1831168

約数列:

[1, 2, 4, 8, 16, 41, 43, 61, 82, 86, 122, 164, 172, 244, 328, 344, 488, 656, 688, 976, 1763, 2501, 2623, 3526, 5002, 5246, 7052, 10004, 10492, 14104, 20008, 20984, 28208, 40016, 41968, 107543, 215086, 430172, 860344, 1720688]

約数ペア:

[(1, 1720688), (2, 860344), (4, 430172), (8, 215086), (16, 107543), (41, 41968), (43, 40016), (61, 28208), (82, 20984), (86, 20008), (122, 14104), (164, 10492), (172, 10004), (244, 7052), (328, 5246), (344, 5002), (488, 3526), (656, 2623), (688, 2501), (976, 1763)]