239408420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{3371}}^1$

素因数の和:3500

約数の個数: 48

約数和(自身を含む): 520043328

約数和(自身を除く): 280634908

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 212, 265, 268, 335, 530, 670, 1060, 1340, 3371, 3551, 6742, 7102, 13484, 14204, 16855, 17755, 33710, 35510, 67420, 71020, 178663, 225857, 357326, 451714, 714652, 893315, 903428, 1129285, 1786630, 2258570, 3573260, 4517140, 11970421, 23940842, 47881684, 59852105, 119704210, 239408420]

約数ペア:

[(1, 239408420), (2, 119704210), (4, 59852105), (5, 47881684), (10, 23940842), (20, 11970421), (53, 4517140), (67, 3573260), (106, 2258570), (134, 1786630), (212, 1129285), (265, 903428), (268, 893315), (335, 714652), (530, 451714), (670, 357326), (1060, 225857), (1340, 178663), (3371, 71020), (3551, 67420), (6742, 35510), (7102, 33710), (13484, 17755), (14204, 16855)]