20110577212820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1\times {\mathrm{16890277}}^1$

素因数の和:16891932

約数の個数: 48

約数和(自身を含む): 43400582737680

約数和(自身を除く): 23290005524860

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1609, 3218, 6436, 8045, 16090, 32180, 59533, 119066, 238132, 297665, 595330, 1190660, 16890277, 33780554, 67561108, 84451385, 168902770, 337805540, 624940249, 1249880498, 2499760996, 3124701245, 6249402490, 12498804980, 27176455693, 54352911386, 108705822772, 135882278465, 271764556930, 543529113860, 1005528860641, 2011057721282, 4022115442564, 5027644303205, 10055288606410, 20110577212820]

約数ペア:

[(1, 20110577212820), (2, 10055288606410), (4, 5027644303205), (5, 4022115442564), (10, 2011057721282), (20, 1005528860641), (37, 543529113860), (74, 271764556930), (148, 135882278465), (185, 108705822772), (370, 54352911386), (740, 27176455693), (1609, 12498804980), (3218, 6249402490), (6436, 3124701245), (8045, 2499760996), (16090, 1249880498), (32180, 624940249), (59533, 337805540), (119066, 168902770), (238132, 84451385), (297665, 67561108), (595330, 33780554), (1190660, 16890277)]