140878880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28403}}^1$

素因数の和:28449

約数の個数: 48

約数和(自身を含む): 343574784

約数和(自身を除く): 202695904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 28403, 56806, 113612, 142015, 227224, 284030, 454448, 568060, 880493, 908896, 1136120, 1760986, 2272240, 3521972, 4402465, 4544480, 7043944, 8804930, 14087888, 17609860, 28175776, 35219720, 70439440, 140878880]

約数ペア:

[(1, 140878880), (2, 70439440), (4, 35219720), (5, 28175776), (8, 17609860), (10, 14087888), (16, 8804930), (20, 7043944), (31, 4544480), (32, 4402465), (40, 3521972), (62, 2272240), (80, 1760986), (124, 1136120), (155, 908896), (160, 880493), (248, 568060), (310, 454448), (496, 284030), (620, 227224), (992, 142015), (1240, 113612), (2480, 56806), (4960, 28403)]