8389240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1601}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 19031760

約数和(自身を除く): 10642520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1601, 2620, 3202, 5240, 6404, 8005, 12808, 16010, 32020, 64040, 209731, 419462, 838924, 1048655, 1677848, 2097310, 4194620, 8389240]

約数ペア:

[(1, 8389240), (2, 4194620), (4, 2097310), (5, 1677848), (8, 1048655), (10, 838924), (20, 419462), (40, 209731), (131, 64040), (262, 32020), (524, 16010), (655, 12808), (1048, 8005), (1310, 6404), (1601, 5240), (2620, 3202)]