7889426990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1871}}^1\times {\mathrm{5939}}^1$

素因数の和:7888

約数の個数: 32

約数和(自身を含む): 14411105280

約数和(自身を除く): 6521678290

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1871, 3742, 5939, 9355, 11878, 18710, 29695, 59390, 132841, 265682, 421669, 664205, 843338, 1328410, 2108345, 4216690, 11111869, 22223738, 55559345, 111118690, 788942699, 1577885398, 3944713495, 7889426990]

約数ペア:

[(1, 7889426990), (2, 3944713495), (5, 1577885398), (10, 788942699), (71, 111118690), (142, 55559345), (355, 22223738), (710, 11111869), (1871, 4216690), (3742, 2108345), (5939, 1328410), (9355, 843338), (11878, 664205), (18710, 421669), (29695, 265682), (59390, 132841)]