31317140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{23371}}^1$

素因数の和:23447

約数の個数: 24

約数和(自身を含む): 66750432

約数和(自身を除く): 35433292

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 23371, 46742, 93484, 116855, 233710, 467420, 1565857, 3131714, 6263428, 7829285, 15658570, 31317140]

約数ペア:

[(1, 31317140), (2, 15658570), (4, 7829285), (5, 6263428), (10, 3131714), (20, 1565857), (67, 467420), (134, 233710), (268, 116855), (335, 93484), (670, 46742), (1340, 23371)]