890606220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{10987}}^1$

素因数の和:11199

約数の個数: 96

約数和(自身を含む): 2864967168

約数和(自身を除く): 1974360948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 193, 210, 386, 420, 579, 772, 965, 1158, 1351, 1930, 2316, 2702, 2895, 3860, 4053, 5404, 5790, 6755, 8106, 10987, 11580, 13510, 16212, 20265, 21974, 27020, 32961, 40530, 43948, 54935, 65922, 76909, 81060, 109870, 131844, 153818, 164805, 219740, 230727, 307636, 329610, 384545, 461454, 659220, 769090, 922908, 1153635, 1538180, 2120491, 2307270, 4240982, 4614540, 6361473, 8481964, 10602455, 12722946, 14843437, 21204910, 25445892, 29686874, 31807365, 42409820, 44530311, 59373748, 63614730, 74217185, 89060622, 127229460, 148434370, 178121244, 222651555, 296868740, 445303110, 890606220]

約数ペア:

[(1, 890606220), (2, 445303110), (3, 296868740), (4, 222651555), (5, 178121244), (6, 148434370), (7, 127229460), (10, 89060622), (12, 74217185), (14, 63614730), (15, 59373748), (20, 44530311), (21, 42409820), (28, 31807365), (30, 29686874), (35, 25445892), (42, 21204910), (60, 14843437), (70, 12722946), (84, 10602455), (105, 8481964), (140, 6361473), (193, 4614540), (210, 4240982), (386, 2307270), (420, 2120491), (579, 1538180), (772, 1153635), (965, 922908), (1158, 769090), (1351, 659220), (1930, 461454), (2316, 384545), (2702, 329610), (2895, 307636), (3860, 230727), (4053, 219740), (5404, 164805), (5790, 153818), (6755, 131844), (8106, 109870), (10987, 81060), (11580, 76909), (13510, 65922), (16212, 54935), (20265, 43948), (21974, 40530), (27020, 32961)]