47905840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31517}}^1$

素因数の和:31549

約数の個数: 40

約数和(自身を含む): 117246960

約数和(自身を除く): 69341120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 31517, 63034, 126068, 157585, 252136, 315170, 504272, 598823, 630340, 1197646, 1260680, 2395292, 2521360, 2994115, 4790584, 5988230, 9581168, 11976460, 23952920, 47905840]

約数ペア:

[(1, 47905840), (2, 23952920), (4, 11976460), (5, 9581168), (8, 5988230), (10, 4790584), (16, 2994115), (19, 2521360), (20, 2395292), (38, 1260680), (40, 1197646), (76, 630340), (80, 598823), (95, 504272), (152, 315170), (190, 252136), (304, 157585), (380, 126068), (760, 63034), (1520, 31517)]