5389280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1$

素因数の和:2619

約数の個数: 48

約数和(自身を含む): 13716864

約数和(自身を除く): 8327584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 2591, 5182, 10364, 12955, 20728, 25910, 33683, 41456, 51820, 67366, 82912, 103640, 134732, 168415, 207280, 269464, 336830, 414560, 538928, 673660, 1077856, 1347320, 2694640, 5389280]

約数ペア:

[(1, 5389280), (2, 2694640), (4, 1347320), (5, 1077856), (8, 673660), (10, 538928), (13, 414560), (16, 336830), (20, 269464), (26, 207280), (32, 168415), (40, 134732), (52, 103640), (65, 82912), (80, 67366), (104, 51820), (130, 41456), (160, 33683), (208, 25910), (260, 20728), (416, 12955), (520, 10364), (1040, 5182), (2080, 2591)]