40026700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 100104704

約数和(自身を除く): 60078004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 211, 271, 350, 422, 542, 700, 844, 1055, 1084, 1355, 1477, 1897, 2110, 2710, 2954, 3794, 4220, 5275, 5420, 5908, 6775, 7385, 7588, 9485, 10550, 13550, 14770, 18970, 21100, 27100, 29540, 36925, 37940, 47425, 57181, 73850, 94850, 114362, 147700, 189700, 228724, 285905, 400267, 571810, 800534, 1143620, 1429525, 1601068, 2001335, 2859050, 4002670, 5718100, 8005340, 10006675, 20013350, 40026700]

約数ペア:

[(1, 40026700), (2, 20013350), (4, 10006675), (5, 8005340), (7, 5718100), (10, 4002670), (14, 2859050), (20, 2001335), (25, 1601068), (28, 1429525), (35, 1143620), (50, 800534), (70, 571810), (100, 400267), (140, 285905), (175, 228724), (211, 189700), (271, 147700), (350, 114362), (422, 94850), (542, 73850), (700, 57181), (844, 47425), (1055, 37940), (1084, 36925), (1355, 29540), (1477, 27100), (1897, 21100), (2110, 18970), (2710, 14770), (2954, 13550), (3794, 10550), (4220, 9485), (5275, 7588), (5420, 7385), (5908, 6775)]