428437647580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2089}}^1\times {\mathrm{94079}}^1$

素因数の和:96286

約数の個数: 48

約数和(自身を含む): 908417664000

約数和(自身を除く): 479980016420

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2089, 2180, 4178, 8356, 10445, 20890, 41780, 94079, 188158, 227701, 376316, 455402, 470395, 910804, 940790, 1138505, 1881580, 2277010, 4554020, 10254611, 20509222, 41018444, 51273055, 102546110, 196531031, 205092220, 393062062, 786124124, 982655155, 1965310310, 3930620620, 21421882379, 42843764758, 85687529516, 107109411895, 214218823790, 428437647580]

約数ペア:

[(1, 428437647580), (2, 214218823790), (4, 107109411895), (5, 85687529516), (10, 42843764758), (20, 21421882379), (109, 3930620620), (218, 1965310310), (436, 982655155), (545, 786124124), (1090, 393062062), (2089, 205092220), (2180, 196531031), (4178, 102546110), (8356, 51273055), (10445, 41018444), (20890, 20509222), (41780, 10254611), (94079, 4554020), (188158, 2277010), (227701, 1881580), (376316, 1138505), (455402, 940790), (470395, 910804)]