20085767140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{110641}}^1$

素因数の和:110992

約数の個数: 48

約数和(自身を含む): 43774400880

約数和(自身を除く): 23688633740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 313, 580, 626, 1252, 1565, 3130, 6260, 9077, 18154, 36308, 45385, 90770, 110641, 181540, 221282, 442564, 553205, 1106410, 2212820, 3208589, 6417178, 12834356, 16042945, 32085890, 34630633, 64171780, 69261266, 138522532, 173153165, 346306330, 692612660, 1004288357, 2008576714, 4017153428, 5021441785, 10042883570, 20085767140]

約数ペア:

[(1, 20085767140), (2, 10042883570), (4, 5021441785), (5, 4017153428), (10, 2008576714), (20, 1004288357), (29, 692612660), (58, 346306330), (116, 173153165), (145, 138522532), (290, 69261266), (313, 64171780), (580, 34630633), (626, 32085890), (1252, 16042945), (1565, 12834356), (3130, 6417178), (6260, 3208589), (9077, 2212820), (18154, 1106410), (36308, 553205), (45385, 442564), (90770, 221282), (110641, 181540)]