1293399380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19207}}^1$

素因数の和:19273

約数の個数: 96

約数和(自身を含む): 3433468416

約数和(自身を除く): 2140069036

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 74, 91, 130, 140, 148, 182, 185, 259, 260, 364, 370, 455, 481, 518, 740, 910, 962, 1036, 1295, 1820, 1924, 2405, 2590, 3367, 4810, 5180, 6734, 9620, 13468, 16835, 19207, 33670, 38414, 67340, 76828, 96035, 134449, 192070, 249691, 268898, 384140, 499382, 537796, 672245, 710659, 998764, 1248455, 1344490, 1421318, 1747837, 2496910, 2688980, 2842636, 3495674, 3553295, 4974613, 4993820, 6991348, 7106590, 8739185, 9238567, 9949226, 14213180, 17478370, 18477134, 19898452, 24873065, 34956740, 36954268, 46192835, 49746130, 64669969, 92385670, 99492260, 129339938, 184771340, 258679876, 323349845, 646699690, 1293399380]

約数ペア:

[(1, 1293399380), (2, 646699690), (4, 323349845), (5, 258679876), (7, 184771340), (10, 129339938), (13, 99492260), (14, 92385670), (20, 64669969), (26, 49746130), (28, 46192835), (35, 36954268), (37, 34956740), (52, 24873065), (65, 19898452), (70, 18477134), (74, 17478370), (91, 14213180), (130, 9949226), (140, 9238567), (148, 8739185), (182, 7106590), (185, 6991348), (259, 4993820), (260, 4974613), (364, 3553295), (370, 3495674), (455, 2842636), (481, 2688980), (518, 2496910), (740, 1747837), (910, 1421318), (962, 1344490), (1036, 1248455), (1295, 998764), (1820, 710659), (1924, 672245), (2405, 537796), (2590, 499382), (3367, 384140), (4810, 268898), (5180, 249691), (6734, 192070), (9620, 134449), (13468, 96035), (16835, 76828), (19207, 67340), (33670, 38414)]