20370035

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 10163725

約数列:

[1, 5, 7, 29, 35, 47, 49, 61, 145, 203, 235, 245, 305, 329, 427, 1015, 1363, 1421, 1645, 1769, 2135, 2303, 2867, 2989, 6815, 7105, 8845, 9541, 11515, 12383, 14335, 14945, 20069, 47705, 61915, 66787, 83143, 86681, 100345, 140483, 333935, 415715, 433405, 582001, 702415, 2910005, 4074007, 20370035]

約数ペア:

[(1, 20370035), (5, 4074007), (7, 2910005), (29, 702415), (35, 582001), (47, 433405), (49, 415715), (61, 333935), (145, 140483), (203, 100345), (235, 86681), (245, 83143), (305, 66787), (329, 61915), (427, 47705), (1015, 20069), (1363, 14945), (1421, 14335), (1645, 12383), (1769, 11515), (2135, 9541), (2303, 8845), (2867, 7105), (2989, 6815)]