47072920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28703}}^1$

素因数の和:28755

約数の個数: 32

約数和(自身を含む): 108501120

約数和(自身を除く): 61428200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 28703, 57406, 114812, 143515, 229624, 287030, 574060, 1148120, 1176823, 2353646, 4707292, 5884115, 9414584, 11768230, 23536460, 47072920]

約数ペア:

[(1, 47072920), (2, 23536460), (4, 11768230), (5, 9414584), (8, 5884115), (10, 4707292), (20, 2353646), (40, 1176823), (41, 1148120), (82, 574060), (164, 287030), (205, 229624), (328, 143515), (410, 114812), (820, 57406), (1640, 28703)]