6659072840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{11969}}^1$

素因数の和:13974

約数の個数: 64

約数和(自身を含む): 17133379200

約数和(自身を除く): 10474306360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1987, 3974, 7948, 9935, 11969, 13909, 15896, 19870, 23938, 27818, 39740, 47876, 55636, 59845, 69545, 79480, 83783, 95752, 111272, 119690, 139090, 167566, 239380, 278180, 335132, 418915, 478760, 556360, 670264, 837830, 1675660, 3351320, 23782403, 47564806, 95129612, 118912015, 166476821, 190259224, 237824030, 332953642, 475648060, 665907284, 832384105, 951296120, 1331814568, 1664768210, 3329536420, 6659072840]

約数ペア:

[(1, 6659072840), (2, 3329536420), (4, 1664768210), (5, 1331814568), (7, 951296120), (8, 832384105), (10, 665907284), (14, 475648060), (20, 332953642), (28, 237824030), (35, 190259224), (40, 166476821), (56, 118912015), (70, 95129612), (140, 47564806), (280, 23782403), (1987, 3351320), (3974, 1675660), (7948, 837830), (9935, 670264), (11969, 556360), (13909, 478760), (15896, 418915), (19870, 335132), (23938, 278180), (27818, 239380), (39740, 167566), (47876, 139090), (55636, 119690), (59845, 111272), (69545, 95752), (79480, 83783)]