1095320

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 2494800

約数和(自身を除く): 1399480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 197, 278, 394, 556, 695, 788, 985, 1112, 1390, 1576, 1970, 2780, 3940, 5560, 7880, 27383, 54766, 109532, 136915, 219064, 273830, 547660, 1095320]

約数ペア:

[(1, 1095320), (2, 547660), (4, 273830), (5, 219064), (8, 136915), (10, 109532), (20, 54766), (40, 27383), (139, 7880), (197, 5560), (278, 3940), (394, 2780), (556, 1970), (695, 1576), (788, 1390), (985, 1112)]