30955340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1777}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 71091552

約数和(自身を除く): 40136212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 1777, 3484, 3554, 4355, 7108, 8710, 8885, 17420, 17770, 23101, 35540, 46202, 92404, 115505, 119059, 231010, 238118, 462020, 476236, 595295, 1190590, 1547767, 2381180, 3095534, 6191068, 7738835, 15477670, 30955340]

約数ペア:

[(1, 30955340), (2, 15477670), (4, 7738835), (5, 6191068), (10, 3095534), (13, 2381180), (20, 1547767), (26, 1190590), (52, 595295), (65, 476236), (67, 462020), (130, 238118), (134, 231010), (260, 119059), (268, 115505), (335, 92404), (670, 46202), (871, 35540), (1340, 23101), (1742, 17770), (1777, 17420), (3484, 8885), (3554, 8710), (4355, 7108)]