1390.0000000

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22699}}^1$

素因数の和:22725

約数の個数: 24

約数和(自身を含む): 12712000

約数和(自身を除く): 7536628

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 22699, 45398, 68097, 90796, 136194, 272388, 431281, 862562, 1293843, 1725124, 2587686, 5175372]

約数ペア:

[(1, 5175372), (2, 2587686), (3, 1725124), (4, 1293843), (6, 862562), (12, 431281), (19, 272388), (38, 136194), (57, 90796), (76, 68097), (114, 45398), (228, 22699)]