210451280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{202357}}^1$

素因数の和:202383

約数の個数: 40

約数和(自身を含む): 526940232

約数和(自身を除く): 316488952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 202357, 404714, 809428, 1011785, 1618856, 2023570, 2630641, 3237712, 4047140, 5261282, 8094280, 10522564, 13153205, 16188560, 21045128, 26306410, 42090256, 52612820, 105225640, 210451280]

約数ペア:

[(1, 210451280), (2, 105225640), (4, 52612820), (5, 42090256), (8, 26306410), (10, 21045128), (13, 16188560), (16, 13153205), (20, 10522564), (26, 8094280), (40, 5261282), (52, 4047140), (65, 3237712), (80, 2630641), (104, 2023570), (130, 1618856), (208, 1011785), (260, 809428), (520, 404714), (1040, 202357)]