385195280

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{46747}}^1$

素因数の和:46863

約数の個数: 40

約数和(自身を含む): 904293312

約数和(自身を除く): 519098032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 46747, 93494, 186988, 233735, 373976, 467470, 747952, 934940, 1869880, 3739760, 4814941, 9629882, 19259764, 24074705, 38519528, 48149410, 77039056, 96298820, 192597640, 385195280]

約数ペア:

[(1, 385195280), (2, 192597640), (4, 96298820), (5, 77039056), (8, 48149410), (10, 38519528), (16, 24074705), (20, 19259764), (40, 9629882), (80, 4814941), (103, 3739760), (206, 1869880), (412, 934940), (515, 747952), (824, 467470), (1030, 373976), (1648, 233735), (2060, 186988), (4120, 93494), (8240, 46747)]