791320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 1811520

約数和(自身を除く): 1020200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 271, 292, 365, 542, 584, 730, 1084, 1355, 1460, 2168, 2710, 2920, 5420, 10840, 19783, 39566, 79132, 98915, 158264, 197830, 395660, 791320]

約数ペア:

[(1, 791320), (2, 395660), (4, 197830), (5, 158264), (8, 98915), (10, 79132), (20, 39566), (40, 19783), (73, 10840), (146, 5420), (271, 2920), (292, 2710), (365, 2168), (542, 1460), (584, 1355), (730, 1084)]