6985420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 16073568

約数和(自身を除く): 9088148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 401, 670, 802, 871, 1340, 1604, 1742, 2005, 3484, 4010, 4355, 5213, 8020, 8710, 10426, 17420, 20852, 26065, 26867, 52130, 53734, 104260, 107468, 134335, 268670, 349271, 537340, 698542, 1397084, 1746355, 3492710, 6985420]

約数ペア:

[(1, 6985420), (2, 3492710), (4, 1746355), (5, 1397084), (10, 698542), (13, 537340), (20, 349271), (26, 268670), (52, 134335), (65, 107468), (67, 104260), (130, 53734), (134, 52130), (260, 26867), (268, 26065), (335, 20852), (401, 17420), (670, 10426), (802, 8710), (871, 8020), (1340, 5213), (1604, 4355), (1742, 4010), (2005, 3484)]