2471320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 5742720

約数和(自身を除く): 3271400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1993, 3986, 7972, 9965, 15944, 19930, 39860, 61783, 79720, 123566, 247132, 308915, 494264, 617830, 1235660, 2471320]

約数ペア:

[(1, 2471320), (2, 1235660), (4, 617830), (5, 494264), (8, 308915), (10, 247132), (20, 123566), (31, 79720), (40, 61783), (62, 39860), (124, 19930), (155, 15944), (248, 9965), (310, 7972), (620, 3986), (1240, 1993)]