1128840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 3542400

約数和(自身を除く): 2413560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 409, 460, 552, 690, 818, 920, 1227, 1380, 1636, 2045, 2454, 2760, 3272, 4090, 4908, 6135, 8180, 9407, 9816, 12270, 16360, 18814, 24540, 28221, 37628, 47035, 49080, 56442, 75256, 94070, 112884, 141105, 188140, 225768, 282210, 376280, 564420, 1128840]

約数ペア:

[(1, 1128840), (2, 564420), (3, 376280), (4, 282210), (5, 225768), (6, 188140), (8, 141105), (10, 112884), (12, 94070), (15, 75256), (20, 56442), (23, 49080), (24, 47035), (30, 37628), (40, 28221), (46, 24540), (60, 18814), (69, 16360), (92, 12270), (115, 9816), (120, 9407), (138, 8180), (184, 6135), (230, 4908), (276, 4090), (345, 3272), (409, 2760), (460, 2454), (552, 2045), (690, 1636), (818, 1380), (920, 1227)]