1214440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 2769480

約数和(自身を除く): 1555040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 313, 388, 485, 626, 776, 970, 1252, 1565, 1940, 2504, 3130, 3880, 6260, 12520, 30361, 60722, 121444, 151805, 242888, 303610, 607220, 1214440]

約数ペア:

[(1, 1214440), (2, 607220), (4, 303610), (5, 242888), (8, 151805), (10, 121444), (20, 60722), (40, 30361), (97, 12520), (194, 6260), (313, 3880), (388, 3130), (485, 2504), (626, 1940), (776, 1565), (970, 1252)]