20085090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 51287040

約数和(自身を除く): 31201950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 167, 190, 211, 285, 334, 422, 501, 570, 633, 835, 1002, 1055, 1266, 1670, 2110, 2505, 3165, 3173, 4009, 5010, 6330, 6346, 8018, 9519, 12027, 15865, 19038, 20045, 24054, 31730, 35237, 40090, 47595, 60135, 70474, 95190, 105711, 120270, 176185, 211422, 352370, 528555, 669503, 1057110, 1339006, 2008509, 3347515, 4017018, 6695030, 10042545, 20085090]

約数ペア:

[(1, 20085090), (2, 10042545), (3, 6695030), (5, 4017018), (6, 3347515), (10, 2008509), (15, 1339006), (19, 1057110), (30, 669503), (38, 528555), (57, 352370), (95, 211422), (114, 176185), (167, 120270), (190, 105711), (211, 95190), (285, 70474), (334, 60135), (422, 47595), (501, 40090), (570, 35237), (633, 31730), (835, 24054), (1002, 20045), (1055, 19038), (1266, 15865), (1670, 12027), (2110, 9519), (2505, 8018), (3165, 6346), (3173, 6330), (4009, 5010)]