491694880

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{43283}}^1$

素因数の和:43369

約数の個数: 48

約数和(自身を含む): 1178017344

約数和(自身を除く): 686322464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 43283, 86566, 173132, 216415, 346264, 432830, 692528, 865660, 1385056, 1731320, 3073093, 3462640, 6146186, 6925280, 12292372, 15365465, 24584744, 30730930, 49169488, 61461860, 98338976, 122923720, 245847440, 491694880]

約数ペア:

[(1, 491694880), (2, 245847440), (4, 122923720), (5, 98338976), (8, 61461860), (10, 49169488), (16, 30730930), (20, 24584744), (32, 15365465), (40, 12292372), (71, 6925280), (80, 6146186), (142, 3462640), (160, 3073093), (284, 1731320), (355, 1385056), (568, 865660), (710, 692528), (1136, 432830), (1420, 346264), (2272, 216415), (2840, 173132), (5680, 86566), (11360, 43283)]