1147840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:245

約数の個数: 56

約数和(自身を含む): 2907792

約数和(自身を除く): 1759952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 211, 272, 320, 340, 422, 544, 680, 844, 1055, 1088, 1360, 1688, 2110, 2720, 3376, 3587, 4220, 5440, 6752, 7174, 8440, 13504, 14348, 16880, 17935, 28696, 33760, 35870, 57392, 67520, 71740, 114784, 143480, 229568, 286960, 573920, 1147840]

約数ペア:

[(1, 1147840), (2, 573920), (4, 286960), (5, 229568), (8, 143480), (10, 114784), (16, 71740), (17, 67520), (20, 57392), (32, 35870), (34, 33760), (40, 28696), (64, 17935), (68, 16880), (80, 14348), (85, 13504), (136, 8440), (160, 7174), (170, 6752), (211, 5440), (272, 4220), (320, 3587), (340, 3376), (422, 2720), (544, 2110), (680, 1688), (844, 1360), (1055, 1088)]