5261320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4285

約数の個数: 32

約数和(自身を含む): 12222720

約数和(自身を除く): 6961400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 4243, 8486, 16972, 21215, 33944, 42430, 84860, 131533, 169720, 263066, 526132, 657665, 1052264, 1315330, 2630660, 5261320]

約数ペア:

[(1, 5261320), (2, 2630660), (4, 1315330), (5, 1052264), (8, 657665), (10, 526132), (20, 263066), (31, 169720), (40, 131533), (62, 84860), (124, 42430), (155, 33944), (248, 21215), (310, 16972), (620, 8486), (1240, 4243)]