61907240

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5711}}^1$

素因数の和:5993

約数の個数: 32

約数和(自身を含む): 139829760

約数和(自身を除く): 77922520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 5711, 10840, 11422, 22844, 28555, 45688, 57110, 114220, 228440, 1547681, 3095362, 6190724, 7738405, 12381448, 15476810, 30953620, 61907240]

約数ペア:

[(1, 61907240), (2, 30953620), (4, 15476810), (5, 12381448), (8, 7738405), (10, 6190724), (20, 3095362), (40, 1547681), (271, 228440), (542, 114220), (1084, 57110), (1355, 45688), (2168, 28555), (2710, 22844), (5420, 11422), (5711, 10840)]