2078392940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{112589}}^1$

素因数の和:112682

約数の個数: 48

約数和(自身を含む): 4766610240

約数和(自身を除く): 2688217300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 112589, 225178, 450356, 562945, 1125890, 1463657, 2251780, 2927314, 5854628, 7318285, 7993819, 14636570, 15987638, 29273140, 31975276, 39969095, 79938190, 103919647, 159876380, 207839294, 415678588, 519598235, 1039196470, 2078392940]

約数ペア:

[(1, 2078392940), (2, 1039196470), (4, 519598235), (5, 415678588), (10, 207839294), (13, 159876380), (20, 103919647), (26, 79938190), (52, 39969095), (65, 31975276), (71, 29273140), (130, 15987638), (142, 14636570), (260, 7993819), (284, 7318285), (355, 5854628), (710, 2927314), (923, 2251780), (1420, 1463657), (1846, 1125890), (3692, 562945), (4615, 450356), (9230, 225178), (18460, 112589)]