40228520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7919}}^1$

素因数の和:8057

約数の個数: 32

約数和(自身を含む): 91238400

約数和(自身を除く): 51009880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 7919, 15838, 31676, 39595, 63352, 79190, 158380, 316760, 1005713, 2011426, 4022852, 5028565, 8045704, 10057130, 20114260, 40228520]

約数ペア:

[(1, 40228520), (2, 20114260), (4, 10057130), (5, 8045704), (8, 5028565), (10, 4022852), (20, 2011426), (40, 1005713), (127, 316760), (254, 158380), (508, 79190), (635, 63352), (1016, 39595), (1270, 31676), (2540, 15838), (5080, 7919)]