40745992

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 90616320

約数和(自身を除く): 49870328

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 113, 137, 188, 226, 274, 329, 376, 452, 548, 658, 791, 904, 959, 1096, 1316, 1582, 1918, 2632, 3164, 3836, 5311, 6328, 6439, 7672, 10622, 12878, 15481, 21244, 25756, 30962, 37177, 42488, 45073, 51512, 61924, 74354, 90146, 108367, 123848, 148708, 180292, 216734, 297416, 360584, 433468, 727607, 866936, 1455214, 2910428, 5093249, 5820856, 10186498, 20372996, 40745992]

約数ペア:

[(1, 40745992), (2, 20372996), (4, 10186498), (7, 5820856), (8, 5093249), (14, 2910428), (28, 1455214), (47, 866936), (56, 727607), (94, 433468), (113, 360584), (137, 297416), (188, 216734), (226, 180292), (274, 148708), (329, 123848), (376, 108367), (452, 90146), (548, 74354), (658, 61924), (791, 51512), (904, 45073), (959, 42488), (1096, 37177), (1316, 30962), (1582, 25756), (1918, 21244), (2632, 15481), (3164, 12878), (3836, 10622), (5311, 7672), (6328, 6439)]