20809399020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{797}}^1\times {\mathrm{435161}}^1$

素因数の和:435970

約数の個数: 48

約数和(自身を含む): 58339558368

約数和(自身を除く): 37530159348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 797, 1594, 2391, 3188, 3985, 4782, 7970, 9564, 11955, 15940, 23910, 47820, 435161, 870322, 1305483, 1740644, 2175805, 2610966, 4351610, 5221932, 6527415, 8703220, 13054830, 26109660, 346823317, 693646634, 1040469951, 1387293268, 1734116585, 2080939902, 3468233170, 4161879804, 5202349755, 6936466340, 10404699510, 20809399020]

約数ペア:

[(1, 20809399020), (2, 10404699510), (3, 6936466340), (4, 5202349755), (5, 4161879804), (6, 3468233170), (10, 2080939902), (12, 1734116585), (15, 1387293268), (20, 1040469951), (30, 693646634), (60, 346823317), (797, 26109660), (1594, 13054830), (2391, 8703220), (3188, 6527415), (3985, 5221932), (4782, 4351610), (7970, 2610966), (9564, 2175805), (11955, 1740644), (15940, 1305483), (23910, 870322), (47820, 435161)]