40267808

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 93954924

約数和(自身を除く): 53687116

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 421, 427, 488, 784, 842, 854, 976, 1568, 1684, 1708, 1952, 2947, 2989, 3368, 3416, 5894, 5978, 6736, 6832, 11788, 11956, 13472, 13664, 20629, 23576, 23912, 25681, 41258, 47152, 47824, 51362, 82516, 94304, 95648, 102724, 165032, 179767, 205448, 330064, 359534, 410896, 660128, 719068, 821792, 1258369, 1438136, 2516738, 2876272, 5033476, 5752544, 10066952, 20133904, 40267808]

約数ペア:

[(1, 40267808), (2, 20133904), (4, 10066952), (7, 5752544), (8, 5033476), (14, 2876272), (16, 2516738), (28, 1438136), (32, 1258369), (49, 821792), (56, 719068), (61, 660128), (98, 410896), (112, 359534), (122, 330064), (196, 205448), (224, 179767), (244, 165032), (392, 102724), (421, 95648), (427, 94304), (488, 82516), (784, 51362), (842, 47824), (854, 47152), (976, 41258), (1568, 25681), (1684, 23912), (1708, 23576), (1952, 20629), (2947, 13664), (2989, 13472), (3368, 11956), (3416, 11788), (5894, 6832), (5978, 6736)]