8065460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 18552576

約数和(自身を除く): 10487116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 463, 670, 871, 926, 1340, 1742, 1852, 2315, 3484, 4355, 4630, 6019, 8710, 9260, 12038, 17420, 24076, 30095, 31021, 60190, 62042, 120380, 124084, 155105, 310210, 403273, 620420, 806546, 1613092, 2016365, 4032730, 8065460]

約数ペア:

[(1, 8065460), (2, 4032730), (4, 2016365), (5, 1613092), (10, 806546), (13, 620420), (20, 403273), (26, 310210), (52, 155105), (65, 124084), (67, 120380), (130, 62042), (134, 60190), (260, 31021), (268, 30095), (335, 24076), (463, 17420), (670, 12038), (871, 9260), (926, 8710), (1340, 6019), (1742, 4630), (1852, 4355), (2315, 3484)]