1871305940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{16729}}^1$

素因数の和:16809

約数の個数: 96

約数和(自身を含む): 4856785920

約数和(自身を除く): 2985479980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 188, 235, 238, 329, 340, 470, 476, 595, 658, 799, 940, 1190, 1316, 1598, 1645, 2380, 3196, 3290, 3995, 5593, 6580, 7990, 11186, 15980, 16729, 22372, 27965, 33458, 55930, 66916, 83645, 111860, 117103, 167290, 234206, 284393, 334580, 468412, 568786, 585515, 786263, 1137572, 1171030, 1421965, 1572526, 1990751, 2342060, 2843930, 3145052, 3931315, 3981502, 5503841, 5687860, 7862630, 7963004, 9953755, 11007682, 13366471, 15725260, 19907510, 22015364, 26732942, 27519205, 39815020, 53465884, 55038410, 66832355, 93565297, 110076820, 133664710, 187130594, 267329420, 374261188, 467826485, 935652970, 1871305940]

約数ペア:

[(1, 1871305940), (2, 935652970), (4, 467826485), (5, 374261188), (7, 267329420), (10, 187130594), (14, 133664710), (17, 110076820), (20, 93565297), (28, 66832355), (34, 55038410), (35, 53465884), (47, 39815020), (68, 27519205), (70, 26732942), (85, 22015364), (94, 19907510), (119, 15725260), (140, 13366471), (170, 11007682), (188, 9953755), (235, 7963004), (238, 7862630), (329, 5687860), (340, 5503841), (470, 3981502), (476, 3931315), (595, 3145052), (658, 2843930), (799, 2342060), (940, 1990751), (1190, 1572526), (1316, 1421965), (1598, 1171030), (1645, 1137572), (2380, 786263), (3196, 585515), (3290, 568786), (3995, 468412), (5593, 334580), (6580, 284393), (7990, 234206), (11186, 167290), (15980, 117103), (16729, 111860), (22372, 83645), (27965, 66916), (33458, 55930)]