1238979890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1567}}^1\times {\mathrm{4651}}^1$

素因数の和:6242

約数の個数: 32

約数和(自身を含む): 2363364864

約数和(自身を除く): 1124384974

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1567, 3134, 4651, 7835, 9302, 15670, 23255, 26639, 46510, 53278, 79067, 133195, 158134, 266390, 395335, 790670, 7288117, 14576234, 36440585, 72881170, 123897989, 247795978, 619489945, 1238979890]

約数ペア:

[(1, 1238979890), (2, 619489945), (5, 247795978), (10, 123897989), (17, 72881170), (34, 36440585), (85, 14576234), (170, 7288117), (1567, 790670), (3134, 395335), (4651, 266390), (7835, 158134), (9302, 133195), (15670, 79067), (23255, 53278), (26639, 46510)]