54910640

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3253}}^1$

素因数の和:3477

約数の個数: 40

約数和(自身を含む): 128311728

約数和(自身を除く): 73401088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3253, 3376, 4220, 6506, 8440, 13012, 16265, 16880, 26024, 32530, 52048, 65060, 130120, 260240, 686383, 1372766, 2745532, 3431915, 5491064, 6863830, 10982128, 13727660, 27455320, 54910640]

約数ペア:

[(1, 54910640), (2, 27455320), (4, 13727660), (5, 10982128), (8, 6863830), (10, 5491064), (16, 3431915), (20, 2745532), (40, 1372766), (80, 686383), (211, 260240), (422, 130120), (844, 65060), (1055, 52048), (1688, 32530), (2110, 26024), (3253, 16880), (3376, 16265), (4220, 13012), (6506, 8440)]