23813140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1367}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 30884972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1367, 1742, 2734, 3484, 4355, 5468, 6835, 8710, 13670, 17420, 17771, 27340, 35542, 71084, 88855, 91589, 177710, 183178, 355420, 366356, 457945, 915890, 1190657, 1831780, 2381314, 4762628, 5953285, 11906570, 23813140]

約数ペア:

[(1, 23813140), (2, 11906570), (4, 5953285), (5, 4762628), (10, 2381314), (13, 1831780), (20, 1190657), (26, 915890), (52, 457945), (65, 366356), (67, 355420), (130, 183178), (134, 177710), (260, 91589), (268, 88855), (335, 71084), (670, 35542), (871, 27340), (1340, 17771), (1367, 17420), (1742, 13670), (2734, 8710), (3484, 6835), (4355, 5468)]