388240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 946368

約数和(自身を除く): 558128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 211, 230, 368, 422, 460, 844, 920, 1055, 1688, 1840, 2110, 3376, 4220, 4853, 8440, 9706, 16880, 19412, 24265, 38824, 48530, 77648, 97060, 194120, 388240]

約数ペア:

[(1, 388240), (2, 194120), (4, 97060), (5, 77648), (8, 48530), (10, 38824), (16, 24265), (20, 19412), (23, 16880), (40, 9706), (46, 8440), (80, 4853), (92, 4220), (115, 3376), (184, 2110), (211, 1840), (230, 1688), (368, 1055), (422, 920), (460, 844)]