2989713080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1\times {\mathrm{2357}}^1$

素因数の和:4056

約数の個数: 64

約数和(自身を含む): 7088148000

約数和(自身を除く): 4098434920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1669, 2357, 3338, 4714, 6676, 8345, 9428, 11785, 13352, 16690, 18856, 23570, 31711, 33380, 44783, 47140, 63422, 66760, 89566, 94280, 126844, 158555, 179132, 223915, 253688, 317110, 358264, 447830, 634220, 895660, 1268440, 1791320, 3933833, 7867666, 15735332, 19669165, 31470664, 39338330, 74742827, 78676660, 149485654, 157353320, 298971308, 373714135, 597942616, 747428270, 1494856540, 2989713080]

約数ペア:

[(1, 2989713080), (2, 1494856540), (4, 747428270), (5, 597942616), (8, 373714135), (10, 298971308), (19, 157353320), (20, 149485654), (38, 78676660), (40, 74742827), (76, 39338330), (95, 31470664), (152, 19669165), (190, 15735332), (380, 7867666), (760, 3933833), (1669, 1791320), (2357, 1268440), (3338, 895660), (4714, 634220), (6676, 447830), (8345, 358264), (9428, 317110), (11785, 253688), (13352, 223915), (16690, 179132), (18856, 158555), (23570, 126844), (31711, 94280), (33380, 89566), (44783, 66760), (47140, 63422)]