10540280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6427}}^1$

素因数の和:6479

約数の個数: 32

約数和(自身を含む): 24297840

約数和(自身を除く): 13757560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6427, 12854, 25708, 32135, 51416, 64270, 128540, 257080, 263507, 527014, 1054028, 1317535, 2108056, 2635070, 5270140, 10540280]

約数ペア:

[(1, 10540280), (2, 5270140), (4, 2635070), (5, 2108056), (8, 1317535), (10, 1054028), (20, 527014), (40, 263507), (41, 257080), (82, 128540), (164, 64270), (205, 51416), (328, 32135), (410, 25708), (820, 12854), (1640, 6427)]