40344590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 86546880

約数和(自身を除く): 46202290

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 110, 130, 143, 178, 286, 317, 445, 634, 715, 890, 979, 1157, 1430, 1585, 1958, 2314, 3170, 3487, 4121, 4895, 5785, 6974, 8242, 9790, 11570, 12727, 17435, 20605, 25454, 28213, 34870, 41210, 45331, 56426, 63635, 90662, 127270, 141065, 226655, 282130, 310343, 366769, 453310, 620686, 733538, 1551715, 1833845, 3103430, 3667690, 4034459, 8068918, 20172295, 40344590]

約数ペア:

[(1, 40344590), (2, 20172295), (5, 8068918), (10, 4034459), (11, 3667690), (13, 3103430), (22, 1833845), (26, 1551715), (55, 733538), (65, 620686), (89, 453310), (110, 366769), (130, 310343), (143, 282130), (178, 226655), (286, 141065), (317, 127270), (445, 90662), (634, 63635), (715, 56426), (890, 45331), (979, 41210), (1157, 34870), (1430, 28213), (1585, 25454), (1958, 20605), (2314, 17435), (3170, 12727), (3487, 11570), (4121, 9790), (4895, 8242), (5785, 6974)]