30969040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16831}}^1$

素因数の和:16867

約数の個数: 40

約数和(自身を含む): 75138048

約数和(自身を除く): 44169008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 16831, 33662, 67324, 84155, 134648, 168310, 269296, 336620, 387113, 673240, 774226, 1346480, 1548452, 1935565, 3096904, 3871130, 6193808, 7742260, 15484520, 30969040]

約数ペア:

[(1, 30969040), (2, 15484520), (4, 7742260), (5, 6193808), (8, 3871130), (10, 3096904), (16, 1935565), (20, 1548452), (23, 1346480), (40, 774226), (46, 673240), (80, 387113), (92, 336620), (115, 269296), (184, 168310), (230, 134648), (368, 84155), (460, 67324), (920, 33662), (1840, 16831)]