20132705980

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{701}}^1\times {\mathrm{3511}}^1$

素因数の和:4630

約数の個数: 48

約数和(自身を含む): 42454601280

約数和(自身を除く): 22321895300

約数列:

[1, 2, 4, 5, 10, 20, 409, 701, 818, 1402, 1636, 2045, 2804, 3505, 3511, 4090, 7010, 7022, 8180, 14020, 14044, 17555, 35110, 70220, 286709, 573418, 1146836, 1433545, 1435999, 2461211, 2867090, 2871998, 4922422, 5734180, 5743996, 7179995, 9844844, 12306055, 14359990, 24612110, 28719980, 49224220, 1006635299, 2013270598, 4026541196, 5033176495, 10066352990, 20132705980]

約数ペア:

[(1, 20132705980), (2, 10066352990), (4, 5033176495), (5, 4026541196), (10, 2013270598), (20, 1006635299), (409, 49224220), (701, 28719980), (818, 24612110), (1402, 14359990), (1636, 12306055), (2045, 9844844), (2804, 7179995), (3505, 5743996), (3511, 5734180), (4090, 4922422), (7010, 2871998), (7022, 2867090), (8180, 2461211), (14020, 1435999), (14044, 1433545), (17555, 1146836), (35110, 573418), (70220, 286709)]