28449560

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9743}}^1$

素因数の和:9827

約数の個数: 32

約数和(自身を含む): 64895040

約数和(自身を除く): 36445480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 9743, 19486, 38972, 48715, 77944, 97430, 194860, 389720, 711239, 1422478, 2844956, 3556195, 5689912, 7112390, 14224780, 28449560]

約数ペア:

[(1, 28449560), (2, 14224780), (4, 7112390), (5, 5689912), (8, 3556195), (10, 2844956), (20, 1422478), (40, 711239), (73, 389720), (146, 194860), (292, 97430), (365, 77944), (584, 48715), (730, 38972), (1460, 19486), (2920, 9743)]