2009299970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1\times {\mathrm{5563}}^1$

素因数の和:7490

約数の個数: 32

約数和(自身を含む): 3809782080

約数和(自身を除く): 1800482110

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1901, 3802, 5563, 9505, 11126, 19010, 27815, 36119, 55630, 72238, 105697, 180595, 211394, 361190, 528485, 1056970, 10575263, 21150526, 52876315, 105752630, 200929997, 401859994, 1004649985, 2009299970]

約数ペア:

[(1, 2009299970), (2, 1004649985), (5, 401859994), (10, 200929997), (19, 105752630), (38, 52876315), (95, 21150526), (190, 10575263), (1901, 1056970), (3802, 528485), (5563, 361190), (9505, 211394), (11126, 180595), (19010, 105697), (27815, 72238), (36119, 55630)]